- Who
- Rob Stone, Lauren Gonzales
- What
- 27:195 year(s):day(s)
- Where
- United States (New York)
- When
The oldest sperm used in a successful IVF treatment was 27 years 195 days old, and was achieved by Robert Stone and Lauren Gonzales (both USA), in New York, USA, on 29 November 2015.
After the successful IVF treatment, Lauren gave birth to the couple's identical twin sons.