The following is a statement of the results for the division of Whitchurch and Tongwynlais.
| Name of candidate | Description (if any) | Votes | Percentage | Status |
|---|---|---|---|---|
| CAMPBELL James Thomas |
Labour Party Candidate/Ymgeisydd Plaid Lafur | 1799 | 7.5% | |
| DAVIES Timothy Hywei |
Welsh Conservative Party | 2329 | 9.7% | Elected |
| EVANS Arthur |
Plaid Cymru The Party of Wales | 742 | 3.1% | |
| GRIFFITHS Brian John |
Welsh Conservative | 2269 | 9.4% | Elected |
| HOWE Peter Courtney |
Labour Party Candidate/Ymgeisydd Plaid Lafur | 1956 | 8.1% | |
| HOWE Sophie Joyce |
Labour Party Candidate/Ymgeisydd Plaid Lafur | 2266 | 9.4% | Elected |
| JONES Heulwen |
Plaid Cymru The Party of Wales | 720 | 3.0% | |
| JONES-PRITCHARD Michael |
Welsh Conservative Party | 2180 | 9.1% | |
| LILLYSTONE Sara Hazel |
Liberal Democrat | 920 | 3.8% | |
| MELLEM Gillian Anne |
Liberal Democrat | 1039 | 4.3% | |
| MITCHELL Paul Donnell Eugene |
Labour Party Candidate/Ymgeisydd Plaid Lafur | 1631 | 6.8% | |
| MORGAN Linda Lesley |
Welsh Conservative Party | 2282 | 9.5% | Elected |
| RILEY Victor |
Cardiff Independent Citizens Party | 481 | 2.0% | |
| ROWLANDS John Morlais |
Plaid Cymru The Party of Wales | 724 | 3.0% | |
| SION Delwyn |
Plaid Cymru The Party of Wales | 711 | 3.0% | |
| SPEAR Susanne |
Liberal Democrat | 1060 | 4.4% | |
| WHITE Neil |
Liberal Democrat | 905 | 3.8% |
| Electors: | 12680 |
|---|---|
| Ballot Papers: | 6386 |
| Turnout: | 50.4% |
| Majority: | 47 |

