| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1945 | 226 | 2303 | (46) | 31 |  
  | 1946 | 252 | 2287 | (54) | 0 |  
  | 1947 | 239 | 2271 | (57) | 11 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Shamkovich, Leonid Alexandrovich |  
   | Born: 1 June 1923 |  
   | Died: |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1941-1946, page 359 |  
   | Di Felice, Chess Results, 1947-1950, page 477 |  
   | Gaige, Chess Personalia, page 387 |  |  |