Earl of Lindsey is a title in the Peerage of England. It was created in 1626 for the 14th Baron Willoughby de Eresby. He was First Lord of the Admiralty from 1635 to 1636 and also established his claim in right of his mother to the hereditary office of Lord Great Chamberlain of England. Lord Lindsey fought on the Royalist side in the Civil War and was mortally wounded at the Battle of Edgehill on 23 October 1642. He was succeeded by his son, the second earl. He also fought at Edgehill and surrendered to the Parliamentarians in order to attend his mortally wounded father. Lord Lindsey later fought at the First Battle of Newbury, Second Battle of Newbury, and at Naseby. His son from his second marriage, James, was created Earl of Abingdon in 1682. He was succeeded by his son from his first marriage to Martha Cockayne, the third Earl. He represented Boston in the House of Commons and served as Lord Lieutenant of Lincolnshire.

Robert Bertie, 1st Earl of Lindsey KG, previously 14th Baron Willoughby de Eresby was an English peer, soldier and courtier.