| Place name (English): | Langemark |
| Place name (local language): | |
| Place name (alt. local language): | Langemarck |
| Place name (older spelling): | |
| Place name (other common spelling/language): | |
| Place type: | city/town |
| Is in the area of: | Langemark-Poelkapelle |
| Note: |
| 1 | Karel (-15 September 1491), parents: Robert de Flandre and Anastasie d'Oultre |
| 2 | Katharina van Werdeghem (-2 March 1484) |