Phillip Farrell Hiatt (/ˈhaɪ.ət/ HY-ət; born May 1, 1969) is an American former professional Major League Baseball utility player.

Hiatt played for three different major league ball clubs during his career: the Kansas City Royals (1993–1995), Detroit Tigers (1996), and Los Angeles Dodgers (2001).

He made his Major League Baseball debut on April 7, 1993, and played his final game on October 7, 2001.

Hiatt last appeared with a Major League team as non-roster invitee of the Washington Nationals during spring training prior to the 2005 season.

He was named the International League MVP in 1996, when he totaled 42 home runs and 119 RBI.