James Wiegold

James "Jim" Wiegold (15 April 1934 – 4 August 2009) was a Welsh mathematician.
Born in Trecenydd, Caerphilly, he earned a Ph.D. at the University of Manchester, England in 1958, studying under Bernhard Neumann, and is most notable for his contributions to group theory.
Wiegold died from leukaemia on 4 August 2009, in Penarth, Vale of Glamorgan.