The Dyer Baronetcy, of Tottenham in the County of Middlesex, was created in the Baronetage of England on 6 July 1678 for William Dyer. He was the husband of Thomazine, only daughter and heiress of Thomas Swinnerton, of Stanway Hall, Essex. The sixth Baronet was a Colonel in the British Army and Groom of the Bedchamber to King George IV when Prince of Wales. The seventh Baronet was a Lieutenant-General in the British Army. The eighth Baronet was an officer in the Royal Navy and served in several naval battles throughout the Peninsular War. The ninth Baronet was a Lieutenant-Colonel in the British Army and served in the Peninsular War, where he was present at Badajoz, Vitoria, San Sebastian, the Pyrenees, Nive, Orthez and Toulouse. The tenth Baronet fought in the Crimean War and was present at Sevastopol. The fifteenth Baronet was Chairman of the Shropshire County Council from 1969 to 1972. The sixteenth Baronet was a mathematician. The presumed seventeenth Baronet has yet to establish his claim and appear on the Official Roll of the Baronetage. He married Pamela Dean.