Cornelia "Corrie" Laddé (27 October 1915 – 18 September 1996) was a Dutch swimmer who competed in the 1932 Summer Olympics.

In the 1932 Olympics she won a silver medal in the 4 × 100 m freestyle relay event. She was also fourth in the semifinal of the 100 m freestyle event and did not advance.

She was born in Batavia, Dutch East Indies and died in Bad Ischl, Austria.^[1]