Bernard Monnereau (18 September 1935 – 24 August 2019) was a French rower.
Monnereau was born in Tôtes in 1935. He competed at the 1960 Summer Olympics in Rome in double sculls partnered with René Duhamel, where they came fourth. They won a gold medal at the inaugural 1962 World Rowing Championships in Lucerne in the double sculls. At the 1964 Summer Olympics in Tokyo, Monnereau and Duhamel came sixth in the double sculls.