I really like just [name_f]Mae[/name_f] or Maywen
Some ideas, sorry for any repeats:
Mayantha
[name_f]Maysa[/name_f]
Willamay
[name_f]Amaybelle[/name_f]
[name_f]Claramay[/name_f]
[name_f]Ismay[/name_f]
[name_f]Maybelle[/name_f]
[name_f]Mayflower[/name_f]
[name_f]Mayla[/name_f]
[name_f]Maylea[/name_f]
[name_f]Maylily[/name_f]
[name_f]Maylin[/name_f]
[name_f]Mayola[/name_f]
[name_f]Mayrose[/name_f]
[name_f]Maylee[/name_f]
[name_f]Maisie[/name_f]
Wynmay
[name_f]Annamae[/name_f]
[name_f]Lilimae[/name_f]
Maeleth
[name_m]Maewyn[/name_m]
[name_f]Macey[/name_f]