Derek Kelsall

Derek Kelsall (1933-2022) was an English multihull sailboat designer latterly resident in New Zealand.

He began his career in surveying and in the oil industry, but found the lure of boats too great to ignore.

Designs
A partial list of Kelsall's designs follows.
 * Toria (1966)
 * Trifle (late 1960s)
 * Tonga 39 ft catamaran