I like our of your preferred names

Mackenzie Nicole
Tiarne Joan (I like it spelt Tiarni or Tiarna)
and Nate or Taite & I prefer Jai (rather than Jye)

Other suggestions:

Meisha
Mirjana
Mikayla (can spell it various ways such as: Michaela)
Tennille
Tabitha
Tori
Tyra

I am stumped for boys names