Jon Gunnarsson Helland (1897–1977) was a Norwegian Hardanger fiddle maker from Bø in Telemark, Norway.
John Gunnarson Helland, was the fourth of the five Gunnar Olavsson Helland sons.
He began work in his father's workshop and then went to Notodden, Telemark, where he made some of his best fiddles.
He later operated a workshop for fiddles and violins and a music shop in Skien.
This Norwegian musical biography article is a stub.