The title of Earl of Ducie was created in the Peerage of the United Kingdom in 1837.

The Earl bears the subsidiary titles of Baron Ducie (1763) in the Peerage of Great Britain and Baron Moreton (1837) in the Peerage of the UK.

Barons Ducie, First Creation (1720)

• Matthew Ducie Moreton, 1st Baron Ducie (1663_1735)
• Matthew Ducie Moreton, 2nd Baron Ducie (d. 1770)

Barons Ducie, Second Creation (1763)

• Matthew Ducie Moreton, 2nd Baron Ducie (d. 1770)
• Thomas Reynolds_Moreton, 2nd Baron Ducie (1733_1785)
• Francis Reynolds-Moreton, 3rd Baron Ducie (1739_1808)
• Thomas Reynold Moreton, 4th Baron Ducie (1776_1840) (became Earl of Ducie in 1837)

Earls of Ducie (1837)

• Thomas Reynolds Moreton, 1st Earl of Ducie (1776_1840)
• Henry George Francis Moreton, 2nd Earl of Ducie (1802-1853)
• Henry John Reynolds Moreton, 3rd Earl of Ducie (1827_1921)
• Berkeley Basil Moreton, 4th Earl of Ducie (d. 1924)
• Capel Henry Berkeley Reynolds Moreton, 5th Earl of Ducie (1875-1952)
• Basil Howard Moreton, 6th Earl of Ducie (d. 1991)
• David Leslie Moreton, 7th Earl of Ducie (b. 1951)