Thomas Lant (1554–1601) was a draftsman and long-serving officer of arms at the College of Arms in London. Lant was born in Gloucester and was one of seven children of Thomas and Mary Lant. When Lant was twelve years old, he became a page to Richard Cheney, the Bishop of Gloucester. When Cheney died in 1579, Lant again became a page, this time for . It was through Lord Cheney that Lant became connected with Sir Philip Sidney. The two accompanied each other to the Low Countries in 1585. Lant was the draftsman of roll recording Sidney's funeral procession at St Paul's on 16 February 1587.