The Wigram Baronetcy, of Walthamstow House in the County of Essex, is a title in the Baronetage of the United Kingdom. It was created on 30 October 1805 for Robert Wigram. He was a successful merchant and also represented Fowey and Wexford Borough in the House of Commons. The second Baronet also represented Wexford Borough in Parliament. He assumed in 1832 by Royal license the surname of Fitzwygram. The fourth Baronet was a Lieutenant-General in the army and sat as a Conservative Member of Parliament for South Hampshire and Fareham.
Sir Joseph Wigram, Joseph Cotton Wigram, Loftus Wigram and George Wigram, younger sons of the first Baronet, all gained distinction. Clive Wigram, 1st Baron Wigram, was the grandson of Reverend William Pitt Wigram, ninth and youngest son of the first Baronet.