| Anatoly Lein | |
|---|---|
 Lein at the 2003 U.S. Chess Championships in Seattle | |
| Full name | Anatoly Yakovlevich Lein |
| Country | Soviet Union United States |
| Born | March 28, 1931 Leningrad, USSR |
| Died | March 1, 2018 (aged 86) Beachwood, Ohio, US |
| Title | Grandmaster (1968) |
| Peak rating | 2545 (July 1973) |
| Peak ranking | No. 38 (July 1973) |
Anatoly Yakovlevich Lein (Russian: Анатолий Яковлевич Лейн; March 28, 1931 – March 1, 2018) was a Soviet-born American chess player. He was awarded the title of Grandmaster by FIDE in 1968.