Lysander

Lysander Scamander is one of the twins born to Luna Lovegood and Rolf Scamander. He has a twin brother, Lorcan.

Name Etymology
Lysander is the name of a principle 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.

She shares the same first name as Lysandra Yaxley.