Frank Martin Westerman (born 13 November 1964) is a Dutch writer and a former journalist.

He studied tropical agricultural engineering at Wageningen University and worked as a news correspondent for de Volkskrant in Belgrade and NRC Handelsblad in Moscow.

He is currently a full-time writer of non-fiction books, among which are The Republic of Grain (1999), Engineers of the Soul (2002), and Ararat (2007).

Frank Martin Westerman was born on 13 November 1964 in Emmen in the Netherlands.

His thoughts about this Biblical mountain, where – according to Christian, Muslim and Jewish beliefs – Noah's Ark landed, the memories and re-evaluation of his religious childhood, and his impressions of Armenia and Turkey are the main subjects of the book Ararat: In search of the mythical mountain (translated into English by Sam Garrett in 2008).