2 Challenger names that mean challenger for girls, listing Challenger baby names 1-2. Delaney and Trelane are uncommon names. View Challenger baby names for name meanings, or search other baby names.
Delaney ... Also possibly (Irish, Gaelic) "offspring of the challenger" or "angel from heaven". 
Trelane ... Similar to Delaney (Irish, Gaelic) "offspring of the challenger".