| Data | source |
|---|---|
| original spelling of his surname was Vygodsky; he changed the d to a t as he believed his family orginated from a village called Vygotovo; 2nd of 8 children of highly educated Jewish parents from Gomel; | van der Veer, Rene & Valsiner, Jaan, 1991 |
| hobbies as a boy included stamp-collecting, chess and writing to his Icelandic pen friend in Esperanto, a language he was introduced to by his elder cousin David Vygodsky; | van der Veer, Rene & Valsiner, Jaan, 1991 |