Sydney-Whitney Pier is a provincial electoral district in Nova Scotia, Canada, that elects one member of the Nova Scotia House of Assembly. It was created in 2012 from 79% of Cape Breton Nova and 59% of Cape Breton South. The district contains the communities of Sydney and Whitney Pier. The riding is represented by Derek Mombourquette of the Nova Scotia Liberal Party. He won the seat in a byelection on July 14, 2015, following the resignation of MLA Gordie Gosse.