The Holy Blossom Temple is a Reform synagogue located at 1950 Bathurst Street in Toronto, Ontario, Canada. It is the oldest Jewish congregation in Toronto. Founded in 1856, it has more than 7,000 members. W. Gunther Plaut, who died on 8 February 2012 at the age of 99, was a long time Senior Rabbi for this synagogue. Notable members and supporters include Heather Reisman and Gerald Schwartz who made donations to create the Gerald Schwartz/Heather Reisman Centre for Jewish Learning at Holy Blossom Temple.

Wolf Gunther Plaut, was an American Reform rabbi and writer who was based in Canada. Plaut was the rabbi of Holy Blossom Temple in Toronto for several decades and since 1978 was its senior scholar.