Horst Rittner

Rittner in 2008
Personal information
Full name	Horst Robert Rittner
Born	(1930-07-16)16 July 1930 Breslau, Germany (today Wrocław, Poland)
Died	14 June 2021(2021-06-14) (aged 90)
Chess career
Country	Germany
Title	ICCF Grandmaster (1961)
ICCF World Champion	1968–1971

Horst Robert Rittner (16 July 1930 – 14 June 2021) was a German correspondence chess Grandmaster. He was born in Breslau, Weimar Germany, and was the sixth ICCF World Champion, between 1968 and 1971. He also edited the German magazine Schach.

• Hooper, David; Whyld, Kenneth (1996) [First pub. 1992]. The Oxford Companion to Chess (2nd ed.). Oxford University Press. p. 343. ISBN 0-19-280049-3.

• Horst Rittner player profile and games at Chessgames.com
• Rittner at chessmail.com at the Wayback Machine (archived 2006-05-15)
• Nachruf bei ChessBase von André Schulz, Obituary – 18 June 2021
• Nachricht beim Deutschen Schachbund, News – 19 June 2021
• Horst Rittner player details at ICCF

Preceded by Hans Berliner

World Correspondence Chess Champion 1968–1971

Succeeded by Yakov Estrin