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William Christopher Irwin

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USA · 22 yrs · K=40 · Peak 1922 (Dec 2025)

Best performance: 1974 at 1st Annual Washington Dulles Open(Best of 2025)

World #=55645 live210#55,435 publishedUnited States #=1536

OCT26 Rating

1872

Live Rating

1872.0

Change

0.0

Games Played

0

Rating History · Classical

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Classical games since the October list

No rated standard games this rating periodsince the OCT26 list (Oct 1, 2026)

Last playedScore
Fourth Annual Metropolitan Open — PremierJun 5 – Jun 7TPR 15771/4

The live rating moves only when new rated games are played. Until then it matches the published rating.

Event timeline · Classical

1 of 2 events · All years

Events before the current rating period show the performance, not a rating change.

Live events show the rating change; earlier events show the performance rating.

Rated near William Christopher Irwin · Classical

World

  1. #=55645Derek Li1872.0
  2. #=55645Dylan Michael McLain1872.0
  3. #=55645William Christopher Irwin1872.0
  4. #=55645Aaron De Koning1872.0
  5. #=55645Pranav Prasobh Nair1872.0

United States

  1. #=1536Derek Li1872.0
  2. #=1536Dylan Michael McLain1872.0
  3. #=1536William Christopher Irwin1872.0
  4. #1548WCMWan Qin Li1871.4
  5. #=1549Mikhail A Chernobilskiy1871.0

Live ratings projected from the OCT26 published list · Not affiliated with FIDE