2 Alert names that mean alert for boys, listing Alert baby names 1-2. Casey and Kasey are popular names. View Alert baby names for name meanings, search Alert names for girls, or search other baby names.
Casey ... "Alert, watchful." ... 
Kasey ... "Alert; vigorous." ... 
Related tags: alive, beacon, bright, brilliant, buzz, careful, clever, earnest, gay, horn, keen, lively, quick, sharp, spirited, swift, vigilant, watchful.