The following groups are affiliated to the association. If you would like to know more about them either get in touch with the nominated contact or follow the link to the relevant web page.
Affiliated groups are kept in touch with all Association activities and are encouraged to take an active part in the May Festival. If you would like your group to be affiliated, then contact the Association’s Secretary at
| Affiliated Group | Representative | Contact Number | |
| Baptist Church | Rev Kieran Webster | 20843291 | |
| Bowling Club | Jerry Bray | 20843387 | |
| Bryn Deri PTA | Elaine Blythe | 20843337 | |
| Christ Church | Nicky Webber | 20843337 | |
| Community Education | Ann Smith | 20842056 | |
| Danescourt Res. Ass. | Mike Jenkins | 20319995 | |
| Gardening Club | Lorna Clarke | 20842242 | |
| Good Neighbours Scheme | Barbara Willis | 20842404 | |
| Guides | Julie Davies | 20842923 | |
| History Group | Allan Cook | 20843176 | |
| Junction Terrace RA | Mike Clarke | 20844467 | |
| Karate | Gary Bufton | 20842782 | |
| Library | Caroline Noall | 20842234 | |
| Llandaff Society | Jeff Grainger | 20568801 | |
| Meet for Lunch | Sue Philpott | 20843453 | |
| Morganstown Village Hall | Maggie Roberts | 20842995 | |
| NSPCC | Rose Dale | 20210023 | |
| Police | PC Paul Tebbutt | 20842180 | |
| Radyr Chain | Bob Pearce | 20842615 | |
| Radyr Comprehensive School | Steven Fowler | 20845100 | |
| Radyr Drama Society | Allan Cook | 20843176 | |
| Radyr Lawn Tennis Club | Mike Clarke | 20844467 | |
| Radyr Parish Music Group | Ailsa Bracegirdle | 20843359 | |
| Rhiwbina Civic Society | Elwyn Owen | 20625962 | |
| Senior Citizens | Joan Thorley | 20843180 | |
| Tenovus | Betty Fitzgerald | 20842096 | |
| Twinning Fellowship | Maggie Roberts | 20842995 | |
| Ty Gwyn Pony Club | Val Allen | 20842579 | |
| Women’s Institute | Alison Skidmore | 20842200 | |
| Ysgol Feithrin | Liz Satchell | 20843350 | |
