The Earldom of Bradford has been created twice, once in the Peerage of England and once in the Peerage of the United Kingdom. The first creation, which occurred in 1694, was in favour of Francis Newport. The earldom became extinct in 1762 when the fourth Earl died without heirs.

The second creation came in 1815, when the Sovereign made Orlando Bridgeman, 2nd Baron Bradford an Earl. The Earl's subsidiary titles are: Viscount Newport (created 1815) and Baron Bradford (1794).

Barons Newport (1642)

• Richard Newport, 1st Baron Newport (1587-1651)
• Francis Newport, 2nd Baron Newport (1620_1708), created Viscount Newport in 1675 and Earl of Bradford in 1694

Earls of Bradford, First Creation (1694)

• Francis Newport, 1st Earl of Bradford (1620_1708)
• Richard Newport, 2nd Earl of Bradford (1644_1723)
• Henry Newport, 3rd Earl of Bradford (1684_1734)
• Thomas Newport, 4th Earl of Bradford (d. 1762)

Bridgeman baronets, of Great Lever (1660)

• Sir Orlando Bridgeman, 1st Baronet (1609-1674)
• Sir John Bridgeman, 2nd Baronet (1631-1710)
• Sir John Bridgeman, 3rd Baronet (1667-1747)
• Sir Orlando Bridgeman, 4th Baronet (1695-1776) (married in 1719 Lady Anne Newport, daughter of the 2nd Earl and sister of the 3rd and 4th Earls of Bradford)
• Sir Henry Bridgeman, 5th Baronet (1725-1800), created Baron Bradford in 1794

Barons Bradford (1794)

• Henry Bridgeman, 1st Baron Bradford (1725_1800)
• Orlando Bridgeman, 2nd Baron Bradford (1762_1825), created Viscount Newport and Earl of Bradford in 1815

Earls of Bradford, Second Creation (1815)

• Orlando Bridgeman, 1st Earl of Bradford (1762_1825)
• George Augustus Frederick Henry Bridgeman, 2nd Earl of Bradford (1789-1865)
• Orlando George Charles Bridgeman, 3rd Earl of Bradford (1819-1898)
• George Cecil Orlando Bridgeman, 4th Earl of Bradford (1845-1915)
• Orlando Bridgeman, 5th Earl of Bradford (1873_1957)
• Gerald Michael Orlando Bridgeman, 6th Earl of Bradford (1911-1981)
• Richard Thomas Orlando Bridgeman, 7th Earl of Bradford (b. 1947)