Jenny Galloway is a British actress, and singer best known for her stage career which includes Madame Thénardier in Les Misérables. She has received numerous awards and nominations, winning the 1999 Olivier Award for Best Supporting Actress in a Musical for her performance in Mamma Mia!. She had previously won the award seven years earlier for her portrayal of the character Luce in George Abbott's The Boys from Syracuse. Galloway can be heard on the cast recordings of Les Misérables 10th Anniversary Concert, Les Misérables 25th Anniversary Concert, Oliver!, Mamma Mia! and Mary Poppins.