British Officer McLean In Two Wars

Biographical sketches of loyalists of the American Revolution ..., Volume 2, also included an officer, Archibald McLean, who served both in the Revolutionary War as well as the War of 1812:

McLean, Archibald.  He was a captain in the New York Volunteers, and was in several battles.  He married Prudence French and Susan Drummond.  A little genealogy can be found here.

During the war of 1812 he was again in commission, and was Staff-Adjutant.  His place of residence was in York County...he died at Nashwaak, New Brunswick, in 1830, aged seventy-six.