| Election Date: | 13 May 1971 |
| Election Name: | 1971 Southwark Council election |
| Type: | parliamentary |
| Ongoing: | no |
| Party Colour: | Labour Party (UK) |
| Previous Year: | 1968 |
| Previous Election: | 1968 Southwark London Borough Council election |
| Next Election: | 1974 Southwark London Borough Council election |
| Next Year: | 1974 |
| Seats For Election: | All council seats |
| Party1: | Labour Party (UK) |
| Seats1: | 68 |
| Seat Change1: | 25 |
| Popular Vote1: | 44,720 |
| Percentage1: | 74.62% |
| Party2: | Conservative Party (UK) |
| Seats2: | 2 |
| Seat Change2: | 25 |
| Popular Vote2: | 14,301 |
| Percentage2: | 23.86% |
| Council Control | |
| Before Party: | Labour Party (UK) |
| Posttitle: | Council Control |
| After Party: | Labour Party (UK) |
| Swing1: | 32.17% |
| Swing2: | 27.45% |
Elections to Southwark Council were held in May 1971. The whole council was up for election. Turnout was 28.7%.
This election had aldermen as well as councillors. Labour got all ten aldermen as well as 58 elected councillors. The Liberal Party did not contest any seats.
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