Osbert Molyneux, 6th Earl of Sefton

The Earl of Sefton
The Earl of Sefton, photograph from The Bystander, 1905
Master of the Horse
In office
18 December 1905  6 September 1907
MonarchEdward VII
Prime MinisterSir Henry Campbell-Bannerman
Preceded byThe Duke of Portland
Succeeded byThe Earl of Granard
Personal details
Born21 February 1871
Died16 June 1930 (1930-06-17) (aged 59)
NationalityBritish
Political partyLiberal
SpouseLady Helena Mary Bridgeman

Osbert Cecil Molyneux, 6th Earl of Sefton, GCVO, PC, DL (21 February 1871 16 June 1930), styled The Honourable Osbert Molyneux until 1901, was a British courtier and Liberal politician. He served as Master of the Horse under Sir Henry Campbell-Bannerman from 1905 to 1907.