Wooden Boat AtlasDesigners, builders & classes · v3.0

Atlas / Classes & Types

designed 1943; first production delivery 1946 · Norway, Denmark and San Francisco Bay

International Knarr

Norway, 1943 — with a direct line to San Francisco

Drawn in occupied Norway as a handsomer answer to the Folkboat, and brought to San Francisco in 1953 by a Stanford student whose father had built the prototype.

Designer
Erling Kristofersen, 1943; commissioned by Willy H. Johannesen and Lars Walløe
Name
From the Norse cargo ship type
First builder
Einar Iversen; first production boat delivered 1946
Bay arrival
Bjørn Iversen, son of the prototype's builder and a Stanford student, brought one to San Francisco in 1953; most Bay hulls arrived in the early 1960s, shipped in containers
Bay fleet
Organised in the late 1960s under Knud Wibroe, who ran the first International Knarr Championship in San Francisco
Championship
The IKC rotates among San Francisco, Oslo, Copenhagen and Bergen
Size
30-ft one-design keelboat

Wooden Boat Atlas v3.0 · built 30 July 2026 · a project of the Golden Gate Wooden Boat Foundation · licensed CC BY-SA 4.0 · open data · corrections