| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | 1920 Rhondda West by-election |  |  |  |  |  |
| 3 | Party | Party | Candidate | Votes | % | ± |
| 4 | - | Labour | William John | 14,035 | 58.5 | N/A |
| 5 | C | Unionist | Gwilym Rowlands | 9,959 | 41.5 | N/A |
| 6 | Majority | Majority | Majority | 4,076 | 17.0 | N/A |
| 7 | Turnout | Turnout | Turnout | 23,949 | 70.2 | - |
| 8 | - | Labour hold | Labour hold | Swing | - | - |
| 9 | C indicates candidate endorsed by the coalition government. | C indicates candidate endorsed by the coalition government. | C indicates candidate endorsed by the coalition government. | C indicates candidate endorsed by the coalition government. | C indicates candidate endorsed by the coalition government. | C indicates candidate endorsed by the coalition government. |

Question: Who won the 1920 Rhondda West by-election  for which party, and by how many votes over which candidate?
Answer: The 1920 Rhondda West by-election result was a victory for the Labour candidate, William John, who won with a majority of 4,076 votes over Gwilym Rowlands.