Richard Thomas Karcher (born September 18, 1997) is an American professional baseball pitcher who is a free agent.

[5] The Cincinnati Reds selected Karcher in the 13th round of the 2017 Major League Baseball draft.

[5] Karcher did not play in a game in 2020 due to the cancellation of the minor league season because of the COVID-19 pandemic.

On July 6, Karcher was designated for assignment after Tony Santillan was activated from the injured list.

[18] On July 4, 2024, Karcher signed a minor league contract with the Kansas City Royals.