| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1916 | 903 | 1909 | (74) | 7 |  
  | 1917 | 893 | 1920 | (69) | 16 |  
  | 1918 | 918 | 1912 | (78) | 0 |  
  | 1919 | 940 | 1903 | (86) | 0 |  
  | 1920 | 1050 | 1895 | (92) | 0 |  
  | 1921 | 1155 | 1887 | (96) | 0 |  
  | 1922 | 1191 | 1879 | (100) | 0 |  
  | 1923 | 1347 | 1871 | (104) | 0 |  
  | 1924 | 1371 | 1862 | (106) | 0 |  
  | 1925 | 1456 | 1854 | (108) | 0 |  
  | 1926 | 1553 | 1846 | (110) | 0 |  
  | 1927 | 1570 | 1838 | (111) | 0 |  
  | 1928 | 1578 | 1830 | (111) | 0 |  
  | 1929 | 1587 | 1822 | (111) | 0 |  
  | 1930 | 1623 | 1813 | (110) | 0 |  
  | 1931 | 1743 | 1805 | (109) | 0 |  
  | 1932 | 1781 | 1797 | (108) | 0 |  
  | 1933 | 1759 | 1789 | (106) | 0 |  
  | 1934 | 1893 | 1781 | (103) | 7 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Kovařík |  
   | Born: |  
   | Died: |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1901-1920, page 309 |  
   | Di Felice, Chess Results, 1931-1935, page 390 |  
   | Tanner, Vera Menchik, page 132 |  
   | Thulin, Name index to CTC, page 138 |  |  |