The Nottingham Central by-election, 1930 was a parliamentary by-election held on 27 May 1930 for the British House of Commons constituency of Nottingham Central.
The seat had become vacant on when the constituency's Conservative Member of Parliament (MP), Sir Albert Bennett, had resigned his seat on 7 May. He been Nottingham Central's MP since the 1924 general election.
All three candidates were former MPs.
The Conservative candidate was Terence O'Connor, the former MP for Luton, who had lost his seat at the 1924 general election.
He faced a Labour Co-operative opponent Alfred Waterson, who had been Co-operative Party MP for Kettering from 1918 to 1922, but had not contested a parliamentary election since his defeat.
The Liberal Party candidate was Reginald Berkeley, who had been MP for Nottingham Central from 1922 until he stood down in 1924. He had unsuccessfully contested the 1929 general election in Aberdeen North.