Adam Dean Hill (born March 24, 1997) is an American professional baseball pitcher and a free agent.

Through 14 starts this season, Hill has posted a 4.08 ERA over 75 innings, allowing 49 hits, walking 46, and striking out 92.

[5] He spent his first professional season with the Brooklyn Cyclones, going 1–1 with a 2.35 ERA over 15+1⁄3 relief innings pitched.

[6] On January 5, 2019, the Mets traded Hill, Bobby Wahl, and Felix Valerio to the Milwaukee Brewers for Keon Broxton.

[8] On December 5, 2019, Hill and a 2020 competitive balance round B draft pick were traded to the Seattle Mariners in exchange for Omar Narváez.