John Malcolm Forbes
John Malcolm Forbes (1847–February 19, 1904) was a businessman and sportsman.
He was born in Milton, Massachusetts in 1847 into the wealthy Forbes family of Boston, with his father being John Murray Forbes.
He was a prominent yachtsman and breeder of Standardbred horses.
John M. Stahl
John Malcolm Stahl( January 21, 1886 – January 12, 1950) was an American film director and producer.
John Murray Forbes
John Murray Forbes (February 23, 1813 – October 12, 1898) was an American railroad magnate, merchant, philanthropist and abolitionist.
He was president of both the Michigan Central railroad and the Chicago, Burlington and Quincy Railroad in the 1850s.
He kept doing business with Russell & Company.
Jack Padgett
John Malcolm Padgett( 30 November 1916 – 1985) was an English professional footballer who played as an outside right.
Malcolm Rennie
Malcolm Forbes Rennie( born 17 February 1947 Aberdeen, Scotland, UK) is a British television actor.
John Malcolm Brinnin
John Malcolm Brinnin( September 13, 1916 – June 26, 1998) was an American poet and literary critic.
John Lister (golfer)
John Malcolm Lister( born 9 March 1947) is a professional golfer from New Zealand.
John Malcolm (professor)
John Malcolm( 31 August 1873 – 17 June 1954) was a Scottish physiologist and university professor in New Zealand.
John Malcolm Forbes Ludlow
John Malcolm Forbes Ludlow( 1821–1911) was an Anglo- Indian barrister.
He led the Christian socialist movement and founded its newspaper of the same name.
David Jenkins (British Army officer)
Major-General David John Malcolm Jenkins
CB CBE is a former Master-General of the Ordnance.

Question: What nationality is John Malcolm Forbes's father?
Answer: American