Zimmermann, Otto




Ratings

Year       Rank    Edo    Dev.   Games 
1920  295  2252 (64) 7
1921  215  2293 (59) 0
1922  149  2333 (49) 9
1923  135  2344 (41) 18
1924  132  2347 (38) 22
1925  175  2328 (41) 11
1926  125  2359 (42) 11
1927  123  2365 (41) 15
1928  185  2348 (46) 11
1929  198  2344 (52) 0
1930  204  2341 (51) 0
1931  214  2338 (43) 24
1932  275  2314 (52) 11
1933  266  2315 (66) 0
1934  274  2315 (77) 0
1935  286  2316 (85) 0
1936  271  2317 (92) 0
1937  280  2317 (98) 0
1938  283  2318 (104) 0
1939  271  2319 (108) 0
1940  248  2319 (112) 0
1941  237  2320 (115) 0
1942  212  2321 (118) 0
1943  206  2321 (120) 0
1944  200  2322 (122) 0
1945  210  2323 (124) 0
1946  212  2324 (125) 0
1947  194  2324 (127) 0
1948  167  2325 (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