Lady Catherine Leslie, Fourth Countess of Leven

http://books.google.com/books?id=lyENAAAAYAAJ&pg=PA365#v=onepage&q=... Page 365 - 366

“IV. Catherine, fourth Countess of Leven, who was never married. She died in 1676, and, according to the terms of the entail of 1663, the title and estates of Leven devolved on David, second son of George, Earl of Melville, by his wife, Lady Catherine Leslie, daughter of Alexander, Lord Balgonie."