Major John Ronald Henderson (6 May 1920 - 6 December 2003) was an English soldier and aide-de-camp to Field Marshal Viscount Montgomery of Alamein.
The grand-nephew of Alexander Henderson, 1st Baron Faringdon, he served in the 12th Royal Lancers and later lived at West Woodhay House in Berkshire, holding the offices of High Sheriff of Berkshire and Lord Lieutenant of Berkshire.
He was twice married: