List of Famous people with last name Rosse

William Parsons, 3rd Earl of Rosse HFRSE, was an Anglo-Irish astronomer who had several telescopes built. His 72-inch telescope, built in 1845 and colloquially known as the "Leviathan of Parsonstown", was the world's largest telescope, in terms of aperture size, until the early 20th century. From April 1807 until February 1841, he was styled as Baron Oxmantown.

Anne Parsons, Countess of Rosse, was a society hostess and one of the founders of The Victorian Society and the mother of Antony Armstrong-Jones, 1st Earl of Snowdon.

The Rt Hon. Mary Parsons, Countess of Rosse, was a British amateur astronomer and pioneering photographer. Often known simply as Mary Rosse, she was one of the early practitioners of making photographs from waxed-paper negatives.

Lawrence Parsons, 4th Earl of Rosse, KP, FRS was a member of the Irish peerage and an amateur astronomer. His name is often given as Laurence Parsons.

William Clere Leonard Brendan Parsons, 7th Earl of Rosse, is an Irish peer. He is also 10th Baronet Parsons, of Birr Castle.

Lawrence Harman Parsons, 1st Earl of Rosse, known as The Lord Oxmantown between 1792 and 1795 and as The Viscount Oxmantown between 1795 and 1806, was an Irish peer and politician.