| Place name (English): | Penmynydd |
| Place name (local language): | |
| Place name (alt. local language): | |
| Place name (older spelling): | |
| Place name (other common spelling/language): | |
| Place type: | municipality |
| Is in the area of: | Anglesey |
| Note: |
| 1 | Owen Tudor (1400-2 February 1461), parents: Maredudd ap Tewdwr and Margred |