Sir James Martin CBE DSc CEng FIMechE FRAeS (11 September 1893 – 5 January 1981) was a Northern Irish engineer from Crossgar, whom together with Captain Valentine Baker founded the Martin-Baker aircraft company which is now a leading producer of aircraft ejection seats.
Born 11 September 1893
Crossgar, County Down, Ireland
Died 5 January 1981 (aged 87)
Nationality British
Citizenship United Kingdom
Occupation Engineer
Known for Inventor of the ejector seat and founder of the Martin-Baker aircraft company
Spouse Jackie Breen
![](https://i.ytimg.com/vi/AcHySmvLlos/maxresdefault.jpg)