Born in Johannesburg and studied at the National School of the Arts under Bernice Lloyd, Sonje Mayo, Joyce Myroff and Vivienne Lorraine. She joined PACT Ballet Company after school and the Cape Town City Ballet in October 1997.
Roles danced include Camille in Camille, Odette/Odile in Swan Lake, Anna Karenina in Anna Karenina, Evilella in Cinderella, Giselle in Giselle, Juliet in Romeo and Juliet, Sugar Plum Fairy in The Nutcracker, Aurora in The Sleeping Beauty and Firebird in The Firebird. In 2002, recipient of the FNB Vita Award and winner of the Balletomanes Best Female Dancer Award. Marianne was promoted to Principal dancer in May 2002 and has since danced Calliope in Orpheus in the Underworld. The Spring Waters Pas de Deux. Kitri and the Gypsy Queen in Don Quixote. The Sylph in La Sylphide and Odette/Odille in Swan Lake.
Marianne enjoys reading, interior decorating and design, horse-riding and jet-skiing.