Gervais Rentoul Conservative Pierse Creagh Loftus Conservative The 1934 Lowestoft by-election was an election held for the House of Commons of the United Kingdom's constituency of Lowestoft, it was the first ever by election in the constituency.

The Conservative Party Member of Parliament (MP) Sir Gervais Rentoul resigned upon appointment as a Metropolitan Police Court Magistrate.

William Smith a local Alderman and Justice of the Peace, stood for the Liberal Party.

The Conservative Party also decided to focus their campaign on the local fishing industry and Loftus conducted many meetings, in the run up to the election, this included one with the Southwold's women unionists.

Loftus also conducted a constituency meeting on the Claremont Pier pavilion, where he was joined by speakers Geoff Shakespeare, a Liberal National MP for Norwich.