Colonel Lacey Robert Johnson (1855–1915) was a Canadian Pacific Railway pioneer.

Lacey Johnson was born 22 June 1855, in Abingdon-on-Thames, the son of James Lacey Johnson, draper, of Market Place, Abingdon, Oxfordshire, England.

He was photographed in the Press with Lord Strathcona driving the last spike at Craigellachie (November 1885) for the CPR.

A member of the Canadian Society of Civil Engineers, he became president of the Canadian Railway Club, Squire of the Order of St John of Jerusalem and Grand Master of the Grand Lodge of British Columbia and the Yukon (1895–96).

[2] Lacey Johnson served in the First World War as Colonel, Canadian Heavy Artillery and was responsible for the munitions output of Canada.