| Vendelinus | crater | 141.2 km | Wendelin, Godefroid; Belgian astronomer (1580-1667). |
| Rupes Mercator | rupes | 132.4 km | Named from nearby crater. |
| Langrenus | crater | 132 km | Langren, Michel Florent van; Belgian selenographer, engineer (c. 1600-1675). |
| Moretus | crater | 114.5 km | Moret, Theodore; Belgian mathematician (1602-1667). |
| Lemaître | crater | 93.7 km | Georges Henri Joseph Édouard; Belgian mathematician (1894-1966). |
| Houzeau | crater | 76.8 km | Jean-Charles-Hippolyte-Joseph de Lehaie; Belgian astronomer (1820-1888). |
| Malapert | crater | 72.4 km | Charles; Belgian astronomer, mathematician, philosopher (1581-1630). |
| Stevinus | crater | 71.5 km | Stevin, Simon; Belgian mathematician, physicist (1548-1620). |
| Sarton | crater | 71.3 km | George Alfred Leon; Belgian-American historian of science (1884-1956). |
| Stadius | crater | 68.5 km | Stade, Jan; Belgian astronomer, mathematician (1527-1579). |
| Mons Malapert | mons | 67 km | Named for nearby crater, Malapert. |
| Vesalius | crater | 64.7 km | Andreas; Belgian doctor (1514-1564). |
| Quetelet | crater | 54.8 km | Lambert Aldophe Jacques; Belgian statistician, astronomer (1796-1874). |
| Heymans | crater | 46.5 km | Corneille-Jean-François; Belgian physiologist; Nobel laureate (1892-1968). |
| Mercator | crater | 46.3 km | Gerard De Kremer (Gerhardus Mercator); Belgian cartographer, geographer, mathematician (1512-1594). |
| De Roy | crater | 43.5 km | Felix; Belgian astronomer (1883-1942). |
| Delporte | crater | 42.5 km | Eugène Joseph; Belgian astronomer (1882-1955). |
| Lansberg | crater | 38.8 km | Philippe van; Belgian astronomer (1561-1632). |
| de Gerlache | crater | 32.7 km | Adrien; Belgian Antarctic explorer (1866-1934). |
| Tacquet | crater | 6.4 km | Andre; Belgian mathematician (1612-1660). |