Election results for Portsmouth South

 Labour Party Hold Stephen James Morgan was re-elected with a majority of 11%, a change of 8% from the previous election. A total of 47425 votes were cast.

Table of main parties and election candidates retaining deposit

Election Candidate	Party	Number	%	Status	% Change
Stephen James Morgan	Labour Party	23068	49%	Re-elected	8%
Donna Jones	The Conservative Party Candidate	17705	37%	Not elected	n/a
Robert Gerald Vernon-Jackson	Liberal Democrat	5418	11%	-	-6%
Other election candidates	-see below	1234	3%	-	-2%

Table of other election candidates

Election Candidate	Party	Number	%	Outcome
John Kennedy	Brexit Party	994	2%	Not elected
Steven George George	The Justice & Anti-Corruption Party	240	1%	Not elected