| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 261 | Maja | Swedish | Pearl. | F | |
| 262 | Maklolm | Swedish | Swedish form of Makolm 'serves Saint Columba'. | M | |
| 263 | Malena | Swedish | From the tower. | F | |
| 264 | Malene | Swedish | From the tower. | F | |
| 265 | Malin | Swedish | From the tower. | F | |
| 266 | Manfred | Swedish | Peaceful. | M | |
| 267 | Margareta | Swedish | Pearl. | F | |
| 268 | Margit | Swedish | Pearl. | F | |
| 269 | Maria | Swedish | Bitter. | F | |
| 270 | Marira | Swedish | Bitter. | F | |
| 271 | Mark | Swedish | Warring. | M | |
| 272 | Markus | Swedish | Warring. | M | |
| 273 | Marta | Swedish | Lady. | F | |
| 274 | Martina | Swedish | Warring. | F | |
| 275 | Matilda | Swedish | Brave in war. | F | |
| 276 | Mats | Swedish | Swedish form of Mathew 'gift from God'. | M | |
| 277 | Matteus | Swedish | Swedish form of Mathew 'gift from God'. | M | |
| 278 | Mattias | Swedish | Swedish form of Mathew 'gift from God'. | M | |
| 279 | Melker | Swedish | King. | M | |
| 280 | Mikael | Swedish | Swedish form of Michael 'God - like'. | M | |