Alec Thomas Mills (born November 30, 1991) is an American professional baseball pitcher who is a free agent.

He has previously played in Major League Baseball (MLB) for the Kansas City Royals, Chicago Cubs, and Cincinnati Reds.

[2] In 2011, Mills notched seven victories and three saves while making 30 appearances for a Skyhawk squad that won an OVC Tournament game for the first time.

Mills ranks on UT Martin's top-10 career list in appearances (67, sixth), strikeouts (165, seventh) and wins (13, eighth).

[citation needed] After his junior year of college, the Kansas City Royals selected Mills in the 22nd round of the 2012 Major League Baseball draft.

[9] Assigned to the Iowa Cubs of the Triple-A Pacific Coast League, he made seven appearances during the 2017 season, spending much of the year on the disabled list with a left ankle contusion and then a strained right forearm.

[10] After returning to Iowa in 2018, the Cubs promoted Mills to start his first MLB game for injured Tyler Chatwood against the Cincinnati Reds on August 24, 2018.

[21] He appeared out of the bullpen in a game against the San Diego Padres, allowing five runs (two earned) on four hits and one walk in one inning of work.