Wikia

Lysander Scamander
Biographical information
Blood status	Pure-blood or Half-blood
Physical information
Species	Human
Gender	Male
Family information
Family members	Luna Lovegood (mother) ; Rolf Scamander (father) ; Lorcan Scamander (twin brother) ; Xenophilius Lovegood (grandfather) ; Mrs. Lovegood (grandmother) † ; Scamander family ; Lovegood family ;
Affiliation
Loyalty	Hogwarts School of Witchcraft and Wizardry ; Scamander family ; Lovegood family ;

Lysander Scamander was one of the twins born to Luna Scamander (née Lovegood) and Rolf Scamander. He has a twin brother, Lorcan. ^[2]

Etymology

Lysander is the name of a principal character in Shakespeare's A Midsummer Night's Dream. The play takes place in a single night, lit by moonlight as Oberon states, which harkens back to Lysander's mother, Luna.
Lysander was also the name of a Spartan General.

↑ Both of Lysander's parents were from wizarding families, but is unknown whether they were pure-bloods or half-bloods.
↑ Times Online - The Unwritten Story of Harry's Friends and Their Children

Lysander Scamander

Biographical information
Blood status	Pure-blood or Half-blood^[1]
Physical information
Species	Human
Gender	Male
Family information
Family members	Luna Lovegood (mother) Rolf Scamander (father) Lorcan Scamander (twin brother) Xenophilius Lovegood (grandfather) Mrs. Lovegood (grandmother) † Scamander family Lovegood family
Affiliation
Loyalty	Hogwarts School of Witchcraft and Wizardry Scamander family Lovegood family