John Baldwyn of Cheshunt, scholar, Eton College c1448–1452; King's College, Cambridge,: admitted scholar 1452, and later a fellow;
and/or:
Dns John Baudwyn: BMus, Cambridge in 1470–71.
and/or:
Dns John Baldwyn, vicar choral, Wells Cathedral, c.1486-c1500.
A lost seven-voice Gaude by ‘M. Bawldwyn’ was copied at Tattershall College in 1498–9 (almost certainly Gaude flore virginali, given its seven voice-parts: see E2). None of his compositions survive.