| Election Date: | 7 May 1998 |
| Election Name: | 1998 Southwark Council election |
| Type: | parliamentary |
| Ongoing: | no |
| Party Colour: | Labour Party (UK) |
| Previous Election: | 1994 Southwark London Borough Council election |
| Previous Year: | 1994 |
| Next Election: | 2002 Southwark London Borough Council election |
| Next Year: | 2002 |
| Seats For Election: | All council seats |
| Party1: | Labour Party (UK) |
| Seats1: | 33 |
| Seat Change1: | 1 |
| Popular Vote1: | 22,200 |
| Percentage1: | 43.5% |
| Party2: | Liberal Democrats (UK) |
| Seats2: | 27 |
| Popular Vote2: | 17,433 |
| Percentage2: | 34.16% |
| Council Control | |
| Before Party: | Labour Party (UK) |
| Posttitle: | Council Control |
| After Party: | Labour Party (UK) |
| Party3: | Conservative Party (UK) |
| Seats3: | 4 |
| Seat Change3: | 1 |
| Popular Vote3: | 6,502 |
| Percentage3: | 12.74% |
| Before Election: | . |
| Swing1: | 2.66 |
| Swing2: | 5.5 |
| Swing3: | 0.13 |
Elections to Southwark Council were held on 7 May 1998. The whole council was up for election. Turnout was 32.9%.
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Linda Manchester was a sitting councillor for Riverside ward
Howard Latham was a sitting councillor for Bellenden ward
Robert Wingfield was a sitting councillor for Newington ward
Richard Livingstone was a sitting councillor for Chaucer ward
Michael Gibson was a sitting councillor for Waverley ward
Henry Canagasabey was a sitting councillor for Alleyn ward
Anne Worsley was a sitting councillor for Bellenden ward
Frank Pemberton was a sitting councillor for Rotherhithe ward, and was previously elected as a Liberal Democrat councillor
William Skelly was a sitting councillor for St Giles ward
Danny McCarthy was previously elected as a Labour councillor
Niko Barr was a sitting councillor for Dockyard ward
Stephanie Elsy was a sitting councillor for Barset ward
Aubyn Graham was a sitting councillor for Lyndhurst ward
The by-election was called following the resignation of Cllr. Nicola A. Kutapan.
The by-election was called following the death of Cllr. Victor D. Jones.
The by-election was called following the resignation of Cllr. Clifford J. Hodson.