Mark Sykes of the Conservative Party narrowly won the by-election of 1911 in the constituency of Kingston-upon-Hull Central.
Seymour King the Conservative MP since 1885 was unseated on petition on 1 June 1911.
A general election was due to take place by the end of 1915. By the autumn of 1914, the following candidates had been adopted to contest that election. Due to the outbreak of war, the election never took place.