Mouly may refer to:
Arnaud Mouly, French botanist whose standard author abbreviation is Mouly Françoise Mouly (born 1955), Paris-born French artist and designer Georges Mouly (1931–2019), French politician, professor, and member of the European Democratic and Social Rally group Ieng Mouly (born 1950), Cambodian politician Marcel Mouly (1918–2008), French artist who painted in an abstract style