Arthur Osman Farquhar Stuart (1927–2002) was a Sierra Leonean medical doctor who was popularly referred to as the 'People's Doctor.'

Arthur Stuart was born in Freetown, Sierra Leone to Sierra Leonean parents, Arthur MacCarthy Stuart, a civil servant of Bahamian descent and Amy Hilda Stuart, née Farquhar of Barbadian descent.

Stuart was educated at secondary schools and subsequently studied medicine at the Liverpool School of Tropical Medicine.

Stuart was the first Sierra Leonean medical doctor to work at Hill Station, Sierra Leone and was subsequently a consultant physician at Connaught Hospital.

Stuart died following a stroke in 2002.