Born in Fergus, Ontario, Meredith studied under Carl Schaeffer, Eric Freifeld and Jock Macdonald at the Ontario College of Art, Toronto (1950-1953). Working with mixed media, ink, oil, gouache, pencil, watercolour, silkscreen and collage, his colourful, large- scale non-figurative and gestural paintings have graphic qualities based loosely on plant and human motifs. He changed his name in 1951 and is the brother of William Ronald. He received a Canada Council award in 1975. He exhibited at the MMFA in 1960, and held a solo exhibition at the AGO in 1975, AGGV in 1980. His work is represented in the AGGV, AGO, CCAB, MAG, MMFA, MOMA, NGC, NMAG, VAG and WAG.