Kerryn Peterson (née Harrington, born 2 March 1992) is an Australian rules footballer and former basketballer.

Peterson currently plays for the Carlton Football Club in the AFL Women's (AFLW), and previously played for the Bendigo Spirit, Australian Institute of Sport, Bulleen Boomers and Adelaide Lightning in the Women's National Basketball League (WNBL) between 2007 and 2017.

Peterson began her WNBL career in the inaugural year of the Bendigo Spirit alongside the likes of Kristi Harrower.

2 years later in 2011 she would once again represent the Gems at the junior world championships in Chile this time as Captain.

Despite all their best efforts, was one step closer to the podium, but fell short to Brazil, placing fourth.