| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1913 | 380 | 2210 | (79) | 9 |  
  | 1914 | 365 | 2207 | (83) | 0 |  
  | 1915 | 351 | 2205 | (84) | 0 |  
  | 1916 | 355 | 2203 | (85) | 0 |  
  | 1917 | 353 | 2201 | (84) | 0 |  
  | 1918 | 368 | 2199 | (82) | 0 |  
  | 1919 | 377 | 2197 | (78) | 0 |  
  | 1920 | 404 | 2195 | (73) | 10 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Novák, J. (1) |  
   | Born: |  
   | Died: |  |  |  
   | Notes: |  
   | Is this the same person as 'I. Novák'? Was the J. Novák who played in Prague in 1925 the same as the J. Novák who played in Budapest in 1920? |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1901-1920, page 267 |  
   | Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 242 |  
   | Thulin, Name index to CTC, page 191 |  |  |