Vernon Bayley Wadsworth was a surveyor in the province of Ontario. Wadsworth was born into a family in Weston, Canada West, who owned mills on the Humber River. Wadsworth was also a lawyer, and a director of the London and Canada Loan and Agency Company.
In 1868 Wadsworth entered into a partnership with Charles Unwin, another surveyor who had apprenticed under John Stoughton Dennis. Both men had worked on the surveying of Muskoka County.
Wadsworth played a role in the management of both the Grand Trunk Railway and the Canadian Pacific Railway.