i'm no pro at team names but here are some suggestions:
pirates
dreamers
dolphins
those aren't good but i tried lol
Pink Lady's
goldi-sox the stars
"The Bruisers"? "The Thunderboltz"
swiniging sweethearts Venom
The tigers......grrr lol
Real Teal or Diamond girls
amp'd or x plosion
The Hurricanes- The Explosion- The Eagles- The Falcons- the possibilities are endless
Fire Giants Fireballs Firebirds Firecrackers Firestorm Flames Any of these suit you?
Stingers
Good name for ten year old girls softball tema with the uniform color purple
the turtles