Rear-Admiral Charles James FitzGerald, 1st Baron Lecale PC (Ire) (30 June 1756 – 18 February 1810), styled Lord Charles FitzGerald between 1761 and 1800, was an Irish naval commander and politician.
FitzGerald was the third son of James FitzGerald, 1st Duke of Leinster, and Lady Emily, daughter of Charles Lennox, 2nd Duke of Richmond and the second of the famous Lennox Sisters. He was the brother of William FitzGerald, 2nd Duke of Leinster, Lord Henry FitzGerald and Lord Edward FitzGerald. Through his mother he was a great-great-grandson of King Charles II.
FitzGerald sat as a Member of Parliament (MP) in the Irish House of Commons for Kildare County from 1776 to 1790, for Cavan Borough from 1790 to 1798 and for Ardfert from 1798 to the Act of Union in 1801. He served as High Sheriff of Down in 1783, a Commissioner of Customs between 1789 and 1792 and as Master-General of Ireland between 1792 and 1806.
He also served in the Royal Navy. He was commissioned as a lieutenant in 1777, and his first command was the cutter Tapageur in 1779. He sailed her to Saint Lucia, where she was wrecked in March 1780, though without loss of life. He was made post-captain on 23 May 1780. Thereafter he was captain of a number of frigates. He participated in the Battle of the Chesapeake in 1781. He was also captain of Artois on 21 October 1794 when she captured the French frigate Révolutionnaire . He was made a Rear-Admiral in 1790.