Karff, May




Ratings

Year       Rank    Edo    Dev.   Games 
1937  1374  1979 (61) 14
1938  1318  2004 (60) 10
1939  1150  2017 (60) 19
1940  973  2020 (72) 0
1941  915  2023 (82) 7

Rating table notes

Biographical data
Name: Karff, Naomi May  
   Also known as: Miss N. May Karff; Mona May Karff; née Minna Ratner
Born: 20 Oct. 1914
Died: 10 Jan. 1998
 
References
Books
   Sánchez, José Raúl Capablanca, page 471
   Tanner, Vera Menchik, page 313
Periodicals
   [BE], 15 Dec. 1941, page 17
   [SaTy], no. 22, 19 Sep. 1937, page 121
   [WES], 8 Apr. 1942, page 19
Web
   Negele, Michael.  [Life story of female prodigy Sonja Graf-Stevenson]
   Sarah.  [American Woman - Part I]
   [Mona May Karff]

Match data  (f=formal; c=casual; s=soft)

Karff, Ms. N.M. - Belcher, Ms. A. 1941         (f)     5   -   1
Karff, Ms. N.M. - Helms, H. 1941         (f)     1   -   0

Tournament data

Stockholm 1937 (4)     Women's World Championship     8  /  14
New York 1938 (4)     USA Women's Championship     9.5  /  10
Buenos Aires 1939 (5)     Women's World Championship     14  /  19


Player information updated: 17 Jul. 2025