Konstantin Vasilyevich of Rostov was born 1312 to Vasili Konstantinovich of Rostov (1291-1316) and died 1365 of unspecified causes. He married Mariya Ivanovna (c1314-1365) 1328 JL .
Children
| Name | Birth | Death | Joined with |
| Anna Konstantinovna of Rostov (c1330-1406) | |||
| Olga Konstantinovna of Rostov (c1332-c1390) | |||
| Ivan Konstantinovich of Rostov (c1334-1365) | |||
| Gleb Konstantinovich of Rostov (c1336-1365) | |||
| Vasili Konstantinovich of Rostov (c1338-1375) | |||
| Aleksandr Konstantinovich of Rostov (c1340-1404) | 1340 | 1404 | |
| Vladimir Konstantinovich of Rostov (c1342-c1400) | 1342 | 1400 | |
Siblings
| Name | Birth | Death | Joined with |
| Fyodor Vasilyevich of Rostov (1311-1331) | |||
| Konstantin Vasilyevich of Rostov (1312-1365) | 1312 | 1365 | Mariya Ivanovna (c1314-1365) |
Residences
Footnotes (including sources)