Fitzclarence Anstey John Caselberg (19 August 1927 – 16 April 2004) was a New Zealand writer.
Caselberg was born at Wakefield, south of Nelson, in 1927[1] and educated at Nelson College from 1936 to 1944.[2]
His work ranged through poetry and playwriting to short stories and essays. Along with his wife, artist Anna Caselberg, he was at the centre of a thriving art and literary milieu which included his good friend and collaborator Colin McCahon, father-in-law Toss Woollaston, and writer Charles Brasch. Caselberg was awarded the Robert Burns Fellowship from the University of Otago in 1961.
He died in Dunedin in 2004.[3]
The Caselberg Trust, a charitable trust supporting artists, is named in honour of John and Anna Caselberg.[4] The Trust awards an amount of money each year to an aspiring artist or writer.