| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1927 | 1631 | 1782 | (77) | 28 |  
  | 1928 | 1626 | 1775 | (84) | 0 |  
  | 1929 | 1625 | 1768 | (88) | 0 |  
  | 1930 | 1654 | 1761 | (92) | 0 |  
  | 1931 | 1771 | 1755 | (93) | 0 |  
  | 1932 | 1812 | 1748 | (94) | 9 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Brunner, Juan |  
   | Born: |  
   | Died: |  |  |  
   | Notes: |  
   | La Opionion of 1 Jun. 1929 (p7) mentions a player named Hans Brummer, who may be the same person. |  |  |  |  
   | References |  |  |  |