Ádám Steinmetz (born 11 August 1980 in Budapest) is a Hungarian water polo player, Olympic champion, and politician, who played for Hungarian Championship outfit Vasas SC.

He has a brother, Barnabás Steinmetz, who is also a water polo player and two-time Olympic gold medalist.

Between 2018 and 2022, he was a member of the National Assembly, in the parliamentary group of Jobbik.