Francis Nicholson Darke (October 25, 1863 – July 17, 1940) was a leading citizen of Regina, Saskatchewan and served as Mayor of Regina, Member of Parliament and as a prominent businessman. He was born near Charlottetown, Prince Edward Island on his family's farm, remaining there until his late 20s when he decided to move to Western Canada.He arrived in Regina in 1891 and settled there permanently after returning to PEI to marry. He was elected to town council in 1895 and served as mayor in 1898 at the age of 35 and remains Regina's youngest ever mayor.