Haley Ishimatsu (born September 10, 1992 in Bellflower, California) is an American platform diver.

[2] Her older sister Victoria "Tory" Ishimatsu is also a competitive diver,[1] and tried out for the 2008 Summer Olympic Games at the U.S. trials with Haley.

[3] Ishimatsu signed a letter of intent to compete collegiality at Duke University beginning in the 2010 season.

[1] She has now transferred to the University of Southern California where she started attending fall of 2012.

[4] In the synchronized competition Ishimatsu and Dunnichay earned fifth place scoring 309.12.