Background
His father, Thomas, was appointed "Yeoman Tailor and Portitior" in 1706 and "Deputy Master" the following year.
His father, Thomas, was appointed "Yeoman Tailor and Portitior" in 1706 and "Deputy Master" the following year.
In 1730, he became Lord of the Manor at Horninghold in Leicestershire. In March 1732, Dummer was elected a Fellow of the Royal Society
In 1737, Dummer succeeded John Conduitt as Member of Parliament for Southampton on the latter"s death. Conduitt had left a daughter, Catherine, whose guardians sold the estate at Cranbury Park near Winchester to Dummer, as well as estates at Weston and Netley, near Southampton.
Dummer continued to represent Southampton for four years until the 1741 election.
In 1747, he was elected as Member of Parliament for Newport on the Isle of Wight and continued to represent that town until his death in 1765.
Royal Society; 11th Parliament of Great Britain. 8th Parliament of Great Britain. 9th Parliament of Great Britain.
10th Parliament of Great Britain.
12th Parliament of Great Britain.