Valentin Gapontsev
| Valentin Gapontsev | |
|---|---|
| Валентин Гапонцев | |
| Gapontsev in 2011 | |
| Born | Valentin P. Gapontsev 23 February 1939 | 
| Died | 22 October 2021 (aged 82) | 
| Citizenship | Russian and American | 
| Education | Lviv Polytechnic National University Moscow Institute of Physics and Technology | 
| Occupation | Laser physicist | 
| Known for | Founder, CEO and chairman, IPG Photonics | 
| Spouse | Married | 
| Children | 1 | 
Valentin P. Gapontsev (23 February 1939 – 22 October 2021) was a Russian-American laser physicist, billionaire, and the founder, CEO, and chairman of IPG Photonics. At the time of his death, his net worth was estimated at US$2.3 billion.