| Election Name: | 1971 Arundel and Shoreham by-election |
| Type: | parliamentary |
| Country: | United Kingdom |
| Seats For Election: | Constituency of Arundel and Shoreham |
| Ongoing: | no |
| Previous Election: | 1970 United Kingdom general election |
| Previous Year: | 1970 |
| Election Date: | 1 April 1971 |
| Candidate1: | Richard Luce |
| Party1: | Conservative Party (UK) |
| Popular Vote1: | 34,482 |
| Percentage1: | 64.1% |
| Swing1: | 3.3% |
| Candidate2: | Roger R. Kenward |
| Party2: | Labour Party (UK) |
| Popular Vote2: | 11,228 |
| Percentage2: | 20.9% |
| Swing2: | 2.0% |
| Candidate3: | Peter Bartram |
| Image3: | Lib |
| Party3: | Liberal Party (UK) |
| Popular Vote3: | 7,917 |
| Percentage3: | 14.7% |
| Swing3: | 1.6% |
| MP | |
| Posttitle: | Subsequent MP |
| Before Election: | Henry Kerby |
| Before Party: | Conservative Party (UK) |
| After Election: | Richard Luce |
| After Party: | Conservative Party (UK) |
A 1971 by-election for the United Kingdom House of Commons was held in the constituency of Arundel and Shoreham on 1 April 1971, following the death of sitting Conservative Member of Parliament (MP) Henry Kerby.
It was successfully held by the new Conservative candidate, Richard Napier Luce.