Heinrich "Heiner" Garg (born 9 February 1966 in Freiburg im Breisgau) is a German politician of the Free Democratic Party (FDP).

From 2011 Garg was the leader of party FDP in Schleswig-Holstein, succeeding Jürgen Koppelin.

From 2017 Garg served again as Schleswig-Holstein's State Minister of Health Care, Labour and Social Affairs, this time in a coalition government led by Minister-President Daniel Günther until 2022.

[3] He is also a member of the German-French Friendship Group set up by the Bundesrat and the French Senate.

[4] In the negotiations to form a so-called traffic light coalition of the Social Democratic Party (SPD), the Green Party and the FDP following the 2021 federal elections, Garg was part of his party's delegation in the working group on health, co-chaired by Katja Pähle, Maria Klein-Schmeink and Christine Aschenberg-Dugnus.