All information is according to the latest chapter. Year 1994:
Potter Family:
Fleamont Potter: Born in the 1880s. Died in 1979. Married Euphemia Potter nee Moon. Father of Lydia Potter.
Euphemia Potter nee Moon: Ravenclaw. Born in the 1880s. Died in 1979. Married Fleamont Potter. Mother of Lydia Potter.
Lydia Euphemia Potter: Gryffindor. Born in 1960. Died in 1981. Daughter of Fleamont and Euphemia Potter. Married Benjy Fenwick. Mother of Iolanthe Potter.
Iolanthe Serene "Iola" Potter: Thunderbird/Hufflepuff. Born in 1980. Daughter of Lydia Potter and Benjy Fenwick.
Benjamin "Benjy" Fenwick: Ravenclaw. Born in 1958. Died in 1979. Married Lydia Potter. Father of Iolanthe Potter.
Sirius Balinor Potter: Formerly Sirius Orion Black. Gryffindor. Born in 1959. Formerly son of Orion and Walburga Black. Son of Fleamont and Euphemia Potter. Divorced Dorcas Meadowes. Married Amelia Bones. Father of Benjy and Callie Potter.
Dorcas Meadowes: Previously Dorcas Potter. Ravenclaw. Born in 1960. Divorced Sirius Potter. Mother of Benjy and Callie Potter.
Amelia Potter nee Bones: Hufflepuff. Born in 1960. Married to Sirius Potter.
Benjamin Fleamont "Benjy" Potter: Ravenclaw. Born in 1983. Son of Sirius Potter and Dorcas Meadowes.
Callie Lydia Potter: Gryffindor. Born in 1983. Daughter of Sirius Potter and Dorcas Meadowes.
Scamander Family:
Newton Artemis Fido "Newt" Scamander: Hufflepuff. Born in 1897. Married Tina Scamander nee Goldstein. Father of six children.
Porpentina Esther "Tina" Scamander nee Goldstein: Thunderbird. Born in 1901. Married to Newt Scamander. Mother of six children.
Dana Eulalie Lee nee Scamander: Pukwudgie. Born in 1935. Daughter of Newt and Tina Scamander. Married to James Lee. Canadian-American. Mother of William Lee.
James Lee: Muggle. Born in 1935. Married to Dana Eulalie Lee nee Scamander. Canadian. Father of William Lee.
William Lee: Homeschooled. Born in 1965. Canadian-American. Son of Dana Eulalie and James Lee. Father of two children.
Lilian Lee nee White: Homeschooled. Born in 1966. Canadian. Mother of two children.
Joshua Lee: . Born in 1990. Canadian. Son of William and Lilian Lee.
Karinne Lee: Born in 1993. Canadian. Daughter of William and Lilian Lee
Theseus Yusuf "Thee" Scamander: Wampus. Born in 1937. American. Son of Newt and Tina Scamander. Married to Josephine Scamander nee Blaise. Father of three children.
Josephine Scamander nee Blaise: Beauxbatons graduate. Born in 1936. French-American. Married to Thee Scamander. Mother of three children.
Mallory Vogel nee Scamander: Wampus. Born in 1962. American. Married to Aaron Vogel. Daughter of Thee and Josephine Scamander.
Jacob Scamander: Thunderbird. Born in 1964. American. Son of Thee and Josephine Scamander.
Artemis Scamander: Horned Serpent. Born in 1967. American. Daughter of Thee and Josephine Scamander.
Bartholomew Jacob "Bart" Scamander: Thunderbird. Born in 1940. Russian-American. Son of Newt and Tina Scamander. Married to Vega Scamander nee Gusev. Father of four children.
Vega Scamander nee Gusev: Koldovstoretz graduate. Born in 1943. Russian. Married to Bart Scamander. Mother of four children.
Anastasia Scamander: Koldovstoretz graduate. Born in 1966. Russian-American. Daughter of Bart and Vega Scamander.
Victor Scamander: Koldovstoretz graduate. Born in 1966. English-Russian. Son of Bart and Vega Scamander. Married to Odette Scamander nee Garcia. Father of Isolt Scamander.
Odette Scamander nee Garcia: Thunderbird. Born in 1967. English-Mexican. Married to Victor Scamander. Mother of Isolt Scamander.
Isolt Scamander: Born in 1991. English. Daughter of Victor and Odette Scamander.
Yusuf Scamander: Koldovstoretz graduate. Born in 1968. Russian. Son of Bart and Vega Scamander.
Alina Scamander: Pukwudgie. Born in 1972. Russian-American. Daughter of Bart and Vega Scamander.
Esther Mia Nkosi nee Scamander: Pukwudgie. Born in 1941. South African-American. Daughter of Newt and Tina Scamander. Married to Nelson Nkosi. Mother of two children.
Nelson Nkosi: Uagadou graduate. Born in 1940. South African. Married to Esther Nkosi nee Scamander.
Newt Nkosi: Uagadou graduate. Born in 1966. South African. Son of Nelson and Esther Nkosi. Married to Coraline "Cora" Nkosi nee Prower. Father of Vi Nkosi.
Coraline "Cora" Nkosi nee Prower: Uagadou graduate. Born in 1966. South African. Married to Newt Nkosi. Mother of Vi Nkosi.
Vienna "Vi" Lydia Nkosi: Born in 1993. South African. Daughter of Newt and Cora Nkosi.
Pauline Nkosi: Uagadou graduate. Born in 1968. South African. Daughter of Nelson and Esther Nkosi.
Nicholas Newton "Nico" Scamander: Horned Serpent. Born in 1947. Brazilian-American. Married to Maria Scamander nee De Moreas. Father of two children.
Maria Scamander nee De Moreas: Castelobruxo graduate. Born in 1949. Brazilian. Married to Nico Scamander. Mother of two children.
Rolf Scamander: Castelobruxo graduate. Born in 1979. English-Brazilian. Son of Nico and Maria Scamander.
Phillip "Phil" Scamander: Castleobruxo graduate. Born in 1984. Brazilian. Son of Nico and Maria Scamander.
Leta Etta "Lyetta" Corner nee Scamander: Thunderbird. Born in 1947. English-American. Married to Eobard Corner. Mother of three children.
Eobard Corner: Ravenclaw. Born in 1944. English. Married to Lyetta Corner nee Scamander. Father of three children.
Michael Fabian Corner: Ravenclaw. Born in 1980. Son of Eobard and Lyetta Corner.
Lydia Corner: Slytherin. Born in 1982. Daughter of Eobard and Lyetta Corner.
Gideon Corner: Eventual Slytherin. Born in 1984. Son of Eobard and Lyetta Corner.
Longbottom Family:
Charlus Longbottom: Gryffindor. Born in the 1880-90s. Died sometime between 1980-1995. Married to Augusta Longbottom nee Vinogradov. Father of Frank Longbottom.
Augusta Longbottom nee Vinogradov: Gryffindor. Born in the 1880-90s. Married to Charlus Longbottom. Mother of Frank Longbottom.
Frank Longbottom: Gryffindor. Born in 1950. Married to Alice Longbottom nee Fortesque. Father of Neville Longbottom. Son of Charlus and Augusta Longbottom.
Alice Longbottom nee Fortesque: Gryffindor. Born in 1950. Married to Frank Longbottom. Mother of Neville Longbottom.
Neville Longbottom: Gryffindor. Born in 1980. Son of Frank and Alice Longbottom.
Bones Family:
Mr and Mrs. Bones:
Gabriel Bones: Gryffindor. Born in 1955. Died in 1980. Married to Samantha Bones. Father of 3 children who died in 1980.
Samantha Bones: Hufflepuff. Born in 1956. Died in 1980. Married to Gabriel Bones. Mother of 3 children who died in 1980.
Liam Bones: Gryffindor. Born in 1955. Died in 1980. Married to Alina Bones. Father of 2 children who died in 1980. Father of the last surviving Bones child.
Alina Bones: Gryffindor. Born in 1955. Died in 1980. Married to Liam Bones. Mother of 2 children who died in 1980. Mother of the last surviving Bones child.
Susan Bones: Gryffindor. Born in 1980. Daughter of Liam and Alina Bones. One of two surviving Bones Family members.
Edgar Bones: Gryffindor. Born in 1955. Died in 1980. Married to Caterina Bones. Father of 3 children who died in 1980.
Caterina Bones: Gryffindor. Born in 1957. Died in 1980. Married to Edgar Bones. Mother of 3 children who died in 1980.
Elladora Bones: Born in 1974. Died in 1980. Daughter of Edgar and Caterina Bones.
Remaining 8 Members of the Bones Family: Died in 1980.
Lovegood Family:
Xenophillius Lovegood: Ravenclaw. Born in 1956. Married to Pandora Lovegood nee Fawley. Father of three children.
Pandora Lovegood nee Fawley: Ravenclaw. Born in 1957. Married to Xenophillius Lovegood. Mother of three children.
Luna Lovegood: Ravenclaw. Born in 1981. Daughter of Xenophilius and Pandora Lovegood.
Lois Lovegood: Born in 1986. Daughter of Xenophilius and Pandora Lovegood.
Casper Lovegood: Born in 1990. Son of Xenophilius and Pandora Lovegood.
Lupin Family:
Remus John Lupin: Gryffindor. Born in 1960. Married to Lily Lupin nee Evans. Father of Rowan Lupin.
Lily Jasmine Lupin nee Evans: Gryffindor. Born in 1960. Married to Remus Lupin. Mother of Rowan Lupin.
Rowan Lyall Lupin: Born in 1991. Son of Remus and Lily Lupin.
(Relevant) Black Family:
Regulus Arcturus Black: Slytherin. Born in 1962. Married to Cathy Black nee Green.
Catherine "Cathy" Black nee Green: Wampus. Born in 1964. Married to Regulus Black.