威廉·赖希（Wilhelm Reich 1897.03.24－1957.11.03），生于奥地利，美国心理学家，心理分析家。

1918年，进入维也纳大学学习法律，不久转到医学院学习医学。1922年，获医学博士学位。1928年，赖希加入***。

Wilhelm Reich (24 March 1897 – 3 November 1957) was an Austrian psychoanalyst. Author of several influential books – most notably Character Analysis (1933), The Mass Psychology of Fascism (1933), and The Sexual Revolution (1936) – Reich became known as one of the most radical practitioners of psychiatry.