Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1926 |
197 |
2319 | (74) | 11 |
| 1927 |
245 |
2302 | (81) | 0 |
| 1928 |
298 |
2286 | (87) | 0 |
| 1929 |
352 |
2269 | (92) | 0 |
| 1930 |
421 |
2252 | (95) | 0 |
| 1931 |
506 |
2236 | (98) | 0 |
| 1932 |
560 |
2219 | (100) | 0 |
| 1933 |
650 |
2202 | (101) | 0 |
| 1934 |
730 |
2186 | (101) | 0 |
| 1935 |
852 |
2169 | (101) | 0 |
| 1936 |
885 |
2152 | (100) | 0 |
| 1937 |
921 |
2136 | (98) | 0 |
| 1938 |
977 |
2119 | (95) | 1 |
| 1939 |
874 |
2124 | (94) | 0 |
| 1940 |
753 |
2129 | (92) | 0 |
| 1941 |
678 |
2134 | (90) | 0 |
| 1942 |
607 |
2138 | (86) | 0 |
| 1943 |
536 |
2143 | (81) | 0 |
| 1944 |
506 |
2148 | (74) | 0 |
| 1945 |
513 |
2153 | (64) | 10 |
| 1946 |
530 |
2126 | (65) | 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] |
| |
