James Calloway "Cal" Bowdler II is an Irish American former professional basketball player. A 6 ft 10 in, 245 lb power forward from Old Dominion University, Bowdler was selected by the Atlanta Hawks in the 1st round of the 1999 NBA draft and played for the Hawks for three seasons from 1999 to 2002. He has last played professionally in Italy for Kinder Bologna (2002), Montepaschi Siena (2002–2003), Lottomatica Roma (2003–2004) and Casti Group Varese (2004–05).