Laura Clemens (1781 – 1839) was the wife of Jean Marchand. She is also an ancestor of Mary Lynch and her son, Callum Lynch.
With her husband, Jean, Laura had two sons, Thomas and Frank Mckye.
In 2016, Laura's name could be seen on a notice board set up at the Abstergo Foundation Rehabilitation Center in Madrid, which detailed the family tree of Callum Lynch.
- It is unknown why Laura and Jean's sons had a different surname from their parents.