Jayce Michael Tingler (born November 28, 1980)[1] is an American professional baseball coach and manager.

He previously served as the major league player development field coordinator and assistant general manager for the Texas Rangers.

[7] The Toronto Blue Jays selected Tingler in the tenth round of the 2003 Major League Baseball draft.

[7] The Texas Rangers selected Tingler from the Blue Jays in the Triple-A phase of the Rule 5 draft after the 2005 season.

[9] In November 2016, after the departure of Thad Levine to the Minnesota Twins, the Rangers named Tingler one of their three assistant general managers.

[15] Tingler served as the manager of Leones del Escogido for the first 10 games of the 2019–2020 Dominican Winter League season,[16][17] before leaving to pursue another job opportunity.

[20] In August 2020, Tingler publicly criticized one of his players, Fernando Tatís Jr., who was accused of breaking an "unwritten rule of baseball" by hitting a grand slam on a 3–0 pitch while the Padres were leading the Texas Rangers 10–3 in the top of the eighth inning.

[23][24] In his first season as manager, Tingler led the Padres back into the MLB postseason for the first time since 2006.