Blood Relations – Complete List (Tabular Format)

1. Direct Family Relations

Relation	Term (English)	Term (Hindi/Common)
Father	Father	Pitaji / Papa
Mother	Mother	Mataji / Mummy
Son	Son	Beta
Daughter	Daughter	Beti
Brother	Brother	Bhai
Sister	Sister	Behen

2. Grand Relations (2 Generations Gap)

Relation	Term (English)	Term (Hindi/Common)
Father’s Father	Paternal Grandfather	Dada
Father’s Mother	Paternal Grandmother	Dadi
Mother’s Father	Maternal Grandfather	Nana
Mother’s Mother	Maternal Grandmother	Nani
Son’s Son	Grandson	Pota
Son’s Daughter	Granddaughter	Poti
Daughter’s Son	Grandson	Nati
Daughter’s Daughter	Granddaughter	Nati/Natini

3. Uncles, Aunts & Cousins

Relation	Term (English)	Term (Hindi/Common)
Father’s Brother	Uncle	Chacha / Tau
Father’s Sister	Aunt	Bua
Mother’s Brother	Maternal Uncle	Mama
Mother’s Sister	Maternal Aunt	Mausi
Uncle’s Son/Daughter	Cousin (Paternal)	Chachere/Tau ke bhai-behen
Aunt’s Son/Daughter	Cousin (Maternal)	Mamera/Mausera bhai-behen

4. In-Laws (through Marriage)

Relation	Term (English)	Term (Hindi/Common)
Husband’s Father / Wife’s Father	Father-in-law	Sasur
Husband’s Mother / Wife’s Mother	Mother-in-law	Saas
Son’s Wife	Daughter-in-law	Bahu
Daughter’s Husband	Son-in-law	Damad
Brother’s Wife	Sister-in-law	Bhabhi
Sister’s Husband	Brother-in-law	Jija
Husband’s Brother	Brother-in-law	Devar / Jeth
Wife’s Brother	Brother-in-law	Saala
Husband’s Sister	Sister-in-law	Nanad
Wife’s Sister	Sister-in-law	Saali

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5. Nephews & Nieces

Relation	Term (English)	Term (Hindi/Common)
Brother’s Son	Nephew	Bhatija
Brother’s Daughter	Niece	Bhatiji
Sister’s Son	Nephew	Bhanja
Sister’s Daughter	Niece	Bhanji

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6. Step Relations

Relation	Term (English)	Term (Hindi/Common)
Step-Father	Step Father	Sautela Baap
Step-Mother	Step Mother	Sauteli Maa
Step-Brother	Step Brother	Sautela Bhai
Step-Sister	Step Sister	Sauteli Behen

Phrases

Phrase in Question		Actual Relation
Only son of my father		Myself
Only daughter of my grandfather		My Aunt (Bua or Mausi)
Husband of my sister		Brother-in-law (Jija)
Brother of my wife		Brother-in-law (Saala)
Son of my father’s brother		Cousin (Paternal)
Daughter of my mother’s brother		Cousin (Maternal)
Mother’s son (not me)		Brother
Father’s wife (not my mother)		Step-Mother

Smart Solving Strategy

Step	What to Do
1	Identify the subject (whose relation is asked)
2	Move generation-wise (↑ for parents, ↔ same generation, ↓ for children)
3	Note gender clues (He/She, Husband/Wife, Son/Daughter)
4	Match with table (Direct → In-Laws → Cousins)
5	Eliminate confusion (esp. Brother-in-law / Sister-in-law)

Memory Tips

• Maternal = Mother’s Side (Mama, Mausi, Nana, Nani)
• Paternal = Father’s Side (Chacha, Tau, Bua, Dada, Dadi)
• In-law = Relation via Marriage
• Step = Second Marriage Relation

 

Tricky & Confusing Blood Relation Phrases

 

Phrase in Question	Actual Relation
The only son of my father’s father	My Father / My Uncle
The only daughter of my father’s father	My Aunt (Bua)
The only son of my mother’s father	My Mama (Maternal Uncle)
The only daughter of my mother’s father	My Mausi (Maternal Aunt)
The only brother of my mother	Maternal Uncle (Mama)
The only sister of my father	Aunt (Bua)
Father’s wife’s only son	Myself / My Brother
Mother’s husband’s father	Grandfather (Dada/Nana)
Mother’s husband’s mother	Grandmother (Dadi/Nani)
The son of my grandfather’s only son	Myself / My Brother
The daughter of my grandfather’s only son	My Sister
The son of my grandfather’s only daughter	Cousin (Mamera Bhai)
The daughter of my grandfather’s only daughter	Cousin (Mamera Behen)
The son of my father’s only brother	Cousin (Chachera Bhai)
The daughter of my father’s only brother	Cousin (Chacheri Behen)
The son of my mother’s only brother	Cousin (Mamera Bhai)
The daughter of my mother’s only brother	Cousin (Mameri Behen)
Husband of my father’s sister	Uncle (Bua’s husband/Jija)
Wife of my father’s brother	Aunt (Chachi/Taiji)
Husband of my mother’s sister	Uncle (Mausa)
Wife of my mother’s brother	Aunt (Mami)
Brother of my father’s wife	Maternal Uncle (Mama)
Sister of my father’s wife	Maternal Aunt (Mausi)
Brother of my mother’s husband	Paternal Uncle (Chacha/Tau)
Sister of my mother’s husband	Aunt (Bua)
Wife of my father’s son (not me)	Sister-in-law (Bhabhi)
Husband of my father’s daughter (not me)	Brother-in-law (Jija)
Wife of my brother (not me)	Sister-in-law (Bhabhi)
Husband of my sister (not me)	Brother-in-law (Jija)
The son of my father’s daughter (not me)	Nephew
The daughter of my father’s daughter (not me)	Niece
The son of my father’s son (not me)	Nephew
The daughter of my father’s son (not me)	Niece
The father of my son’s wife	Co-father-in-law (Samdhi)
The mother of my son’s wife	Co-mother-in-law (Samdhan)
The father of my daughter’s husband	Co-father-in-law (Samdhi)
The mother of my daughter’s husband	Co-mother-in-law (Samdhan)

Multi-Dimensional Blood Relation 

Phrase in Question		Actual Relation
The son of my mother’s only brother		Cousin (Maternal Uncle’s Son)
The daughter of my father’s only sister		Cousin (Aunt’s Daughter)
The wife of my father’s brother		Aunt (Chachi)
The husband of my mother’s sister		Uncle (Mama / Mosa Ji)
The brother of my wife		Brother-in-law (Saala)
The sister of my husband		Sister-in-law (Nand)
The son of my father’s son		Son (my own son if I am male, or nephew if my sibling’s son)
The daughter of my father’s daughter		Daughter (if I’m her mother/father) OR Niece (if my sister’s daughter)
The mother of my father’s wife		Maternal Grandmother (Nani)
The father of my mother’s husband		Paternal Grandfather (Dada)
The sister of my grandfather		Great Aunt (Badi Bua)
The brother of my grandmother		Great Uncle (Bade Nana / Nana Ji’s Brother)
The son of my grandfather’s son (not my father)		Cousin (Brother’s Son of Uncle)
The daughter of my grandmother’s daughter (not my mother)		Cousin (Maternal Aunt’s Daughter)
The husband of my sister’s daughter		Nephew-in-law (Damaad)
The wife of my brother’s son		Nephew’s Wife (Bhatiji/Bhaujai)
The son of my wife’s brother		Nephew (Saala’s Son)
The daughter of my husband’s sister		Niece (Nand’s Daughter)
The mother of my wife’s mother		Maternal Grandmother-in-law
The father of my husband’s father		Paternal Grandfather-in-law

🧠 BLOOD RELATIONS REASONING QUIZ

(Total: 30 Questions – 10 Easy | 10 Medium | 10 Difficult)

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🔹 EASY LEVEL (1–10)

Q1. A is the father of B, but B is not the son of A. How is B related to A?
(a) Daughter
(b) Wife
(c) Sister
(d) Mother
✅ Answer: (a) Daughter
Explanation: B is not son → must be daughter.

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Q2. If P is the brother of Q and Q is the sister of R, how is R related to P?
(a) Brother
(b) Sister
(c) Can’t be determined
(d) Cousin
✅ Answer: (c) Can’t be determined
Explanation: Gender of R is not mentioned.

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Q3. If A is the son of B, and B is the brother of C, how is C related to A?
(a) Uncle or Aunt
(b) Brother
(c) Father
(d) Cousin
✅ Answer: (a) Uncle or Aunt
Explanation: Gender of C not known.

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Q4. If P’s father is Q’s son, what is the relationship between Q and P?
(a) Grandfather
(b) Grandmother
(c) Father
(d) Either (a) or (b)
✅ Answer: (d) Either (a) or (b)
Explanation: Q’s son = P’s father → Q is grandparent.

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Q5. A’s mother is B’s sister and C’s daughter. How is C related to A?
(a) Grandmother
(b) Grandfather
(c) Uncle
(d) Can’t say
✅ Answer: (a) or (b) Grandparent
Explanation: A’s mother is C’s daughter → C is grandparent.

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Q6. If X is the brother of Y, and Y is the mother of Z, how is X related to Z?
(a) Father
(b) Uncle
(c) Brother
(d) Cousin
✅ Answer: (b) Uncle
Explanation: Mother’s brother = Uncle.

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Q7. Pointing to a woman, Raj said, “She is the wife of my father’s son.” Who is she to Raj?
(a) Mother
(b) Aunt
(c) Sister-in-law
(d) Sister
✅ Answer: (c) Sister-in-law
Explanation: Father’s son = Raj himself → wife = sister-in-law.

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Q8. A is the father of B and C. If D is the mother of C, what is D to B?
(a) Aunt
(b) Mother
(c) Sister
(d) Grandmother
✅ Answer: (b) Mother
Explanation: A & D are parents → both children B and C.

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Q9. Ram is the father of Shyam, but Shyam is not the son of Ram. How is that possible?
✅ Answer: Shyam is Ram’s daughter.
Explanation: “Not son” → daughter.

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Q10. If A + B means A is the father of B, A – B means A is the sister of B, and A × B means A is the mother of B. Then what does “P + Q × R” mean?
✅ Answer: P is the father of Q, Q is the mother of R → P is grandfather of R.

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🔹 MEDIUM LEVEL (11–20)

Q11. A + B means A is the father of B; A – B means A is the sister of B; A × B means A is the brother of B.
If P + Q – R, then how is R related to P?
✅ Answer: Granddaughter
Explanation:
P + Q → P is father of Q
Q – R → Q is sister of R
→ So P’s daughter’s sister = P’s another daughter = R → P is father, R is daughter.

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Q12. Pointing to a man, Meena said, “He is the husband of my mother’s sister.” How is the man related to Meena?
(a) Father
(b) Uncle
(c) Brother
(d) Cousin
✅ Answer: (b) Uncle
Explanation: Mother’s sister’s husband = Maternal uncle.

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Q13. Pointing to a photograph, Anjali said, “He is my father’s only son’s son.” How is the boy related to Anjali?
✅ Answer: Grandson
Explanation: “Father’s only son” = Anjali’s brother (if she’s daughter) → his son = Anjali’s nephew.

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Q14. If P is the brother of Q and Q is the sister of R, and R is the father of S, how is P related to S?
✅ Answer: Uncle
Explanation: Father’s brother = Uncle.

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Q15. A says to B: “Your father’s wife’s brother is my uncle.” How is B related to A?
✅ Answer: Cousin
Explanation: Father’s wife = mother; mother’s brother = uncle → B’s father = A’s uncle → B is cousin.

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Q16. Introducing a man, a woman said, “He is the husband of my mother’s daughter.”
✅ Answer: Brother-in-law
Explanation: Mother’s daughter = herself → husband = own husband (if same person) or sister’s husband = brother-in-law.

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Q17. Pointing to a lady, Amit said, “Her son is my uncle.” How is the lady related to Amit?
✅ Answer: Grandmother
Explanation: Her son = uncle → she is mother of uncle = grandmother.

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Q18. If ‘A – B’ means A is brother of B, and ‘A × B’ means A is father of B, then what does ‘P × Q – R’ mean?
✅ Answer: P is father of Q, Q is brother of R → P is father of both Q and R.

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Q19. A’s father is B’s brother, and B’s daughter is C. How is A related to C?
✅ Answer: Cousin
Explanation: B’s brother’s child = cousin.

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Q20. If M is the mother of N, and N is the sister of O, how is O related to M?
✅ Answer: Son or Daughter
Explanation: Gender of O not specified.

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🔹 DIFFICULT LEVEL (21–30)

Q21. If A + B means A is father of B, A – B means A is sister of B, and A ÷ B means A is mother of B, then what is the relation between P and R in:
P ÷ Q + R
✅ Answer: P is grandmother of R.
Explanation:
P ÷ Q → P is mother of Q,
Q + R → Q is father of R,
→ P is mother of father → Grandmother.

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Q22. Pointing to a man, Ravi said, “He is the husband of my wife’s mother’s daughter.” How is the man related to Ravi?
✅ Answer: Brother-in-law
Explanation: Wife’s mother’s daughter = wife’s sister → her husband = brother-in-law.

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Q23. A is the father of B; B is the sister of C; C is the father of D. How is A related to D?
✅ Answer: Grandfather
Explanation: A → B → C → D → A is father of C → C is father of D → Grandfather.

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Q24. Pointing to a woman, Suresh said, “She is the mother of my father’s only son.”
✅ Answer: Mother
Explanation: Father’s only son = Suresh himself → woman = his mother.

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Q25. If A + B means A is father of B, A – B means A is sister of B, A ÷ B means A is mother of B, and A × B means A is brother of B.
Then what does:
P ÷ Q + R × S mean?
✅ Answer: P is grandmother of R and S is brother of R.
Explanation: Break step by step using symbol formula.

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Q26. A man said to a lady, “Your mother’s husband’s sister is my aunt.” How is the man related to the lady?
✅ Answer: Cousin
Explanation: Mother’s husband = father → father’s sister = aunt → lady’s father’s sister = man’s aunt → cousin.

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Q27. P says to Q, “Your mother’s husband’s sister is my mother.” How is Q related to P?
✅ Answer: Cousin
Explanation: Q’s mother’s husband = Q’s father; his sister = P’s mother → same generation → cousins.

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Q28. Pointing to a photograph, a man said, “He is my father’s son’s son.” How is the boy related to the man?
✅ Answer: Grandson
Explanation: Father’s son = himself → his son = grandson.

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Q29. A woman pointing to a man said, “He is the only son of my father’s wife.” How is the man related to the woman?
✅ Answer: Brother
Explanation: Father’s wife = mother → only son = her brother.

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Q30. In a family of six members A, B, C, D, E, F —
A and B are a married couple, E is the brother of D, B is the daughter-in-law of F, and C is the sister of E.
Find how is F related to A.
✅ Answer: Father or Mother
Explanation:
B = daughter-in-law of F → F = parent of A → F is A’s parent.

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🧩 Tricks & Formulas Summary:

Symbol / Relation	Meaning	Example	Relation Found
+	Father	A + B → A is father of B
–	Sister	A – B → A is sister of B
×	Brother	A × B → A is brother of B
÷	Mother	A ÷ B → A is mother of B
Logical Rule	Always build relation from right to left	P + Q × R → First solve Q × R then relate with P