Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1926 |
194 |
2324 | (74) | 11 |
| 1927 |
246 |
2307 | (81) | 0 |
| 1928 |
304 |
2291 | (87) | 0 |
| 1929 |
352 |
2275 | (92) | 0 |
| 1930 |
424 |
2258 | (95) | 0 |
| 1931 |
500 |
2242 | (98) | 0 |
| 1932 |
566 |
2226 | (99) | 0 |
| 1933 |
662 |
2209 | (101) | 0 |
| 1934 |
750 |
2193 | (101) | 0 |
| 1935 |
852 |
2177 | (100) | 0 |
| 1936 |
914 |
2160 | (99) | 0 |
| 1937 |
968 |
2144 | (98) | 0 |
| 1938 |
1046 |
2128 | (95) | 1 |
| 1939 |
960 |
2133 | (94) | 0 |
| 1940 |
842 |
2139 | (92) | 0 |
| 1941 |
783 |
2145 | (89) | 0 |
| 1942 |
703 |
2150 | (85) | 0 |
| 1943 |
657 |
2156 | (80) | 0 |
| 1944 |
627 |
2161 | (73) | 0 |
| 1945 |
641 |
2167 | (63) | 10 |
| 1946 |
739 |
2139 | (63) | 11 |
Rating table notes
|
| Biographical data |
| Name: Friedmann, Otto |
| Also known as: Dr. Friedmann; Otto Friedman |
| Born: |
| Died: |
| |
| Notes: |
| Di Felice, Saunders, and chessgames.com have 'Friedman'. Dominique Thimognier (personal communication) has 'Friedmann'. Earlier Czech reports have 'Friedmann'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 149 |
| Di Felice, Chess Results, 1941-1946, page 340 |
| Gaige, Chess Tournament Crosstables IV, page 721 |
| Mudroň, Max Walter a Jakob Walter, page 68 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 243 |
| Web |
| Saunders, John. [Tournament: 36th British Chess Championship] |
| [Otto Friedman] |
| |
