Roxanne... bc the song ;)
Rex

Name ideas for your Rex from ARK players.
Dagger
Grimlock (transformers reference)
I am better than carnivores
If orange or red female: Amber
Hades
Would you like some T
Lord Tyranus
Tina rex(like from tawog)
Big Eatie or Little Eatie
Rexy (Jurassic World)
Lana del Rex
Sue (Most Complete Rex Skeleton
Arexa, play Despacito
If Tek, C.A.R.N-04
Sharptooth land before time
Rob (Mrmeola reference anyone?)
Reptar (from the Rugrats)
Rexterminator
Tsar (russian for king)