The Leman Baronetcy, of Northaw in the County of Hertford, was a title in the Baronetage of England. It was created on 3 March 1665 for William Leman

Sir William Leman, 1st Baronet

Sir William Leman, 1st Baronet was an English politician who sat in the House of Commons at various times between 1645 and 1660.Leman was the son of WIlliam Leman of Beccles and his wife Alice. He was a woollen draper and a member of the Worshipful Company of Fishmongers...

, Member of Parliament

Member of Parliament

A Member of Parliament is a representative of the voters to a :parliament. In many countries with bicameral parliaments, the term applies specifically to members of the lower house, as upper houses often have a different title, such as senate, and thus also have different titles for its members,...

 for Hertford

Hertford (UK Parliament constituency)

Hertford was the name of a parliamentary constituency in Hertfordshire, which elected Members of Parliament from 1298 until 1974. It was represented in the House of Commons of England from 1298 to 1707, then of the House of Commons of Great Britain from 1707 to 1800, and finally in the House of...

. The second Baronet also represented this constituency in the House of Commons

British House of Commons

The House of Commons is the lower house of the Parliament of the United Kingdom, which also comprises the Sovereign and the House of Lords . Both Commons and Lords meet in the Palace of Westminster. The Commons is a democratically elected body, consisting of 650 members , who are known as Members...

. The title is believed to have become extinct on the death of the fourth Baronet in 1762, although it was claimed by supposed descendants of the first Baronet in the 19th century.

Leman Baronets, of Northaw (1665)

• Sir William Leman, 1st Baronet
  Sir William Leman, 1st Baronet
  Sir William Leman, 1st Baronet was an English politician who sat in the House of Commons at various times between 1645 and 1660.Leman was the son of WIlliam Leman of Beccles and his wife Alice. He was a woollen draper and a member of the Worshipful Company of Fishmongers...
  
   (d. 1667)
• Sir William Leman, 2nd Baronet
  Sir William Leman, 2nd Baronet
  Sir William Leman, 2nd Baronet was an English politician who sat in the House of Commons from 1690 to 1695.Leman was the son of Sir William Leman, 1st Baronet and his wife Rebecca Prescot, daughter of Edward Prescot, of Thoby, in Essex, and of London...
  
  (1637-1701)
• Sir William Leman, 3rd Baronet (1685-1741)
• Sir Tanfield Leman, 4th Baronet (1714-1762)