Kammala wannan jumla: An haifi Julian ne a Taumarunui, ya horar da shi a ƙarƙashin almara Arthur Lydiard kuma ya yi gasa a Marathon a
Wasannin Olympics na bazara na 1960 a Rome, inda ya gama na 18 da shekaru hudu daga baya a Wasannin Olympics na bazara na 1964 a Tokyo, inda ya gama a matsayi na 29, Julian ya yi takaici da ba a zaɓe shi ba a Wasannin Olympics na bazara na 1968 kuma ya yi ƙoƙarin zaɓen da bai yi nasara ba a Wasannin Olympics na bazara na 1972.