Zimmermann, Otto




Ratings

Year       Rank    Edo    Dev.   Games 
1920  294  2258 (64) 7
1921  214  2299 (59) 0
1922  149  2339 (49) 9
1923  134  2350 (41) 18
1924  128  2353 (38) 22
1925  170  2334 (41) 11
1926  126  2365 (42) 11
1927  122  2371 (41) 15
1928  183  2353 (46) 11
1929  196  2350 (52) 0
1930  205  2346 (51) 0
1931  213  2343 (43) 24
1932  274  2319 (52) 11
1933  261  2320 (66) 0
1934  273  2320 (77) 0
1935  285  2321 (85) 0
1936  270  2322 (92) 0
1937  279  2322 (98) 0
1938  283  2323 (104) 0
1939  270  2324 (108) 0
1940  246  2324 (112) 0
1941  233  2325 (115) 0
1942  210  2326 (118) 0
1943  207  2326 (120) 0
1944  201  2327 (122) 0
1945  209  2327 (124) 0
1946  211  2328 (125) 0
1947  194  2329 (127) 0
1948  168  2329 (127) 2

Rating table notes

Biographical data
Name: Zimmermann, Otto  
Born: 11 Sep. 1892
Died: 24 July 1979
 
References
Books
   Di Felice, Chess Results, 1901-1920, page 274
   Di Felice, Chess Results, 1921-1930, page 342
   Di Felice, Chess Results, 1931-1935, page 410
   Di Felice, Chess Results, 1947-1950, page 485
   Gaige, Chess Personalia, page 479
   Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 143, 253
   Thulin, Name index to CTC, page 306
Match data  (f=formal; c=casual; s=soft)

Nimzowitsch, A. - Zimmermann, O. 1931         (f)     1.5   -   0.5

Tournament data

Saint Gall 1920     25th Swiss Chess Association Championship     2  /  7
Neuchatel 1922     26th Swiss Chess Association Championship     4.5  /  7
Milan 1922     Italy - Switzerland Match    
  Zimmermann, O. - Monticelli, M.     2 - 0    
Margate 1923 (2)     19th Kent County Chess Association Congress - Section A     5.5  /  7
Bern 1923 (1)     Switzerland - South Germany Match    
  Zimmermann, O. - Maier, G.     1 - 1    
Bern 1923 (2)     27th Swiss Chess Association Championship     5.5  /  9
Paris 1924 (8)     Olympic Tournament - Preliminary Section 5     2.5  /  5
Paris 1924 (14)     Olympic Tournament - Consolation Cup     5  /  8
Interlaken 1924     28th Swiss Chess Association Championship     6  /  9
Zurich 1925     29th Swiss Chess Association Championship     3.5  /  11
Geneva 1926     30th Swiss Chess Association Championship     8  /  11
London, England 1927 (3)     1st Olympiad     9  /  15
Basel 1928     32nd Swiss Chess Association Championship     7  /  11
Winterthur 1931     35th Swiss Championship     4  /  8
Prague 1931 (5)     4th Olympiad     8  /  14
Zurich 1932     Zurich Winter Tournament     6.5  /  11
Schaffhausen 1948     Switzerland - Austria Match    
  Zimmermann, O. - Palme, R.     2 - 0    

Player information updated: 11 Jun. 2026