Baby boy first and middle names!?

Desiree ā€¢ Wife and Mother to an 11 yr/o boy and 3 yr/o girl, 1 miscarriage 4/6/20šŸ‘¼ TTC for baby #3šŸ™šŸ¼
We all are to early to know the sex of our babies, I got the perfect girl first and middle name and perfect first boy name I came up with Gavin but need a middle name.