Oldest first-time grandmother
- Quién
- Marianne Wallenberg
- Qué
- 95:82 year(s):day(s)
- Dónde
- United States (Binghamton)
- Cuándo
- 29 April 2008
The oldest first-time grandmother is Marianne Wallenberg (b. 7 February 1913, Germany), now based in New York, USA, who was 95 years 82 days old when her first grandson, Joshua Fritz Wallenberg (Canada), was born at Sinai Hospital in Toronto, Ontario, Canada, on 29 April 2008.
Marianne became the first-time grandmother when her son James and his wife Jacqueline gave birth to twins, Joshua Fritz Wallenberg and Karina Diana Wallenberg.