Syd Lowdon's birth was registered in Whitehaven district, Cumberland, England. He worked as a butcher (at the Co-op in Salford c.1957–59), and he died aged 81.
There is a disparity in the spelling of Syd's forename and surname on the FreeBMD birth registration, and marriage registration entries; his name is spelled as Sidney Lowden the birth registration entry, and Sydney Lowdon the marriage registration entry.