Father:
- Antonín Nebeský (*? - †?)
Mother:
- Cecilie Houdek (*? - †?)
Siblings:
- John Nebesky (*1875 - †?)
- Josephine Nebesky (*1876 - †?)
Wife:
- Mary Kubista (*1876 - †?)
Children:
- William Nebesky (*1903 - †?)
- Georgianna Nebesky (*1910 - †?)
Birth:
- 1876
- New York
Wedding:
- 24.6.1899
- New York
- (Mary Kubista)