Per Gunnar Jonson (11 April 1910 – 16 October 1975) was a Norwegian cinematographer and ski jumper.^[1][2]

Jonson shot a short film about skiing in Karpathos, which impressed German director Leni Riefenstahl, and she hired him as an assistant director for the 1936 Winter Olympics in Garmisch-Partenkirchen. He primarily worked as a cinematographer on Norwegian films, in addition to occasionally working as a director and producer. At the end of his career he established his own film production company.

In 1934, Per Jonson participated in an international competition at the Bloudek Giant in Planica, making a jump 80 meters (260 ft) meters long.^[3] In another jump, outside the competition, he landed at 88.5 meters (290 ft) with a fall.^[3]

His was one of the best ski jumpers of his time, competing together with legends such as Birger Ruud and his brother Sigmund Ruud.^[3] In 1933, he coached the Polish national ski jumping team in Zakopane.