Sir James Martin (11 September 1893 – 5 January 1981) was a British engineer who together with Captain Valentine Baker founded the Martin-Baker aircraft company which is now a leading producer of aircraft ejection seats.

James Martin was born 11 September 1893 in the townland of Killinchy-in-the-Woods, known locally as Killinchy Woods (birthplace on what is now called Glasswater Road), Crossgar, County Down in Northern Ireland.

In 1964 Martin was awarded the Gold Medal of the Royal Aero Club.

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