01/05/1920 Jack Curley - New York, NY - 71st Regiment Armory (5,000)
Ivan Linow (49:50) Sula Hevonpaa
Wladek Zbyszko (7:18) George Strambol
Greek Heavyweight Title*: Jim Londos (1:49:80) William Demetral
01/22/1920 - New York, NY - First Field Hospital
M. Oishi vs Martin Ludecke
Joe Barsa vs B. Avramis
George Romanoff vs Mierzwak
George Spartas vs Harry Stevens
01/30/1920 Jack Curley - New York, NY - Madison Square Garden [II] (10,000; $80,000)
World Heavyweight Title (unification): Joe Stecher (2:05:30) Earl Caddock
02/20/1920 Jack Curley - New York, NY - 71st Regiment Armory (8,000 w/ 4,000 turn away)
Salvador Chevalier (3:21) Jack Dawson
World Heavyweight Title: Joe Stecher* (2:15:35) Jim Londos
02/28/1920 - Brooklyn, NY - 47th Regiment Armory
Stanislaus Zbyszko (2-0) Franz Zolar
03/02/1920 Jack Curley - New York, NY - Madison Square Garden [II] (10,000+; sell out)
Ed "Strangler" Lewis (2:04:43) Jim Londos
Earl Caddock (58:11) Salvatore Chevalier
Demetrius Tofalos (14:05) Alex Jarvis
Raymond Cazeaux (15min limit draw) Ivan Linow
03/12/1920 - Brooklyn, NY - Prospect Hall
Martin Rockstrom vs Rough-House Meyers
Hilmer Johnson vs Mike Maltauch
World Middleweight Title: Waino Ketonen* vs Louis Nelson
03/15/1920 Jack Curley - New York, NY - Madison Square Garden [II] (11,000)
Ed "Strangler" Lewis (1:35:45) Earl Caddock
Jim Londos (36:22) Salvatore Chevalier
Rolando Lupo (4:40) Raymond Cazeaux
03/17/1920 - Brooklyn, NY - 47th Regiment Armory (4,000)
Young Munday (24:50) Gene Bruce
Walter Ludecker (30min limit draw) Cyclone West
Ed "Strangler" Lewis (31:03 pin) Frank Yusko
Jim Londos (13:49) Jack Grant
03/25/1920
New York State Athletic Commission is reestablished when the Walker Law is passed to legalize boxing matches. (New York Tribune)
03/29/1920 - New York, NY - 71st Regiment Armory (6,000)
Stanislaus Zbyszko (53:27) John Olin
Jim Londos (1:52:50) William Demetral
04/01/1920 Viking SC - Brooklyn, NY - Prospect Hall
John Freiburg (1:19:14 NC) Stanislaus Zbyszko
04/09/1920 - Brooklyn, NY - 47th Regiment Armory (4,000)
Jack Edwards vs Taro Miyake
Joe Stecher (22:04) Fred Pilakoff
Jim Londos (54:57) Jack Sampson [sub. for John Grandovich]
04/16/1920 Jack Curley - New York, NY - 71st Regiment Armory (8,000)
Sailor Willard (14:13 DQ) Young Muldoon
Jack Edwards (13:15) Mike Marklitz
Tommy Draak (6:52) George Manish
World Heavyweight Title: Joe Stecher* (3:04:15) Ed "Strangler" Lewis
04/24/1920 Scandia SC - Brookly, NY - Prospect Hall
John Freiberg (11min) Mike Carlson
Harry Stevens drew Charlie Johnson
Bernhoff Hansen (34min head scissors) Taro Miyake
04/24/1920 Bronx Catholic Club - Bronx, NY - 2nd Field Artillery Armory
Will Bingham vs Peterson
Cyclone Ress vs Mike Mattlick
Harry Bruce vs Young Hackenschmidt
World Heavyweight Title: Joe Stecher* (85min) Ivan Linow
04/26/1920 Bohemian Gymnastic Association - New York, NY - Sokol Hall
Joe Stecher (9min) George Schilling
Joe Stecher (7min) Harry Stevens
Joe Stecher (32min) Harry Madvas
04/29/1920 - Brooklyn, NY - Prospect Hall
Joe Stecher (36min) Ole Jacobsen
05/06/1920 - Brooklyn, NY - Prospect Hall
Hans Christensen (1:11:18) Bernhoff Hansen
05/28/1920 John Fleeson - Brooklyn, NY - Prospect Hall
Zuku Hevonpau vs Carl Vogel
Helmar Johnson (30min limit draw) Harry Stefens [sub. for Demetrius Tofolas]
Soldier Leavitt (8:05 scissors & armlock) Mark Anderson
Jim Londos (38:50 pin) Bernhof Hansen
05/31/1920 - Bronx, NY - Bronx Athletic Field
Charles Oishi (10:46) Roughhouse Meyers
Martin Snedecker drew Young Hackenschmidt
Demetrius Tofalos (DQ) Carl Vogel
Ed "Strangler" Lewis (89:02) Ivan Linow
11/22/1920 Jack Curley - New York, NY - 71st Regiment Armory (10,000)
Armos Laitenin (10:22) Daniel McDonald
World Heavyweight Title(?): Joe Stecher* (11:40) Leon O'Donnell
Alex Jarvis (time limit draw) Louis Ravanno
Ed "Strangler" Lewis (1:25:45) Wladek Zbyszko
12/11/1920 - Brooklyn, NY - Prospect Hall
Stanislaus Zbyszko vs Armos Laitenin
12/13/1920 Jack Curley - New York, NY - 71st Regiment Armory (8,000+; $75,000)
Charles Carnieo (15min limit draw) Tom Draak
Nat Pendleton (9:53) Frank Yesko
John Olin (8:53) Raymond Cazeaux
World Heavyweight Title*: Ed "Strangler" Lewis (1:41:56) Joe Stecher
Researches by Tim Hornbaker, Hisaharu Tanabe
additional information from Jimmy Wheeler, Paul Sosnowski