British Columbia Open Vancouver BC CAN· Oct 6 – 8, 1973 | Oct 6 – 8, 1973 | Classical | 12 | 2123 | 7 |
DDR-POL m Zinnowitz GER· Oct 4 – 8, 1973 | Oct 4 – 8, 1973 | Classical | 7 | 2427 | 11 |
Quebec Open Montreal CAN· Oct 6 – 8, 1973 | Oct 6 – 8, 1973 | Classical | 36 | 2013 | 32 |
Leipzig DSV Leipzig GER· 1973 | 1973 | Classical | 8 | 2373 | 5 |
DSV-Turnier Leipzig GER· 1973 | 1973 | Classical | 23 | 2493 | 90 |
| URSURS· 1973 | 1973 | Classical | 30 | 2368 | 15 |
| Moskou ch-URSMoskou ch-URS· 1973 | 1973 | Classical | 24 | 2407 | 166 |
| USSRUSSR· 1973 | 1973 | Classical | 160 | 2298 | 176 |
DDR-POL women Zinnowitz GER· 1973 | 1973 | Classical | 8 | 2079 | 14 |
Toronto YMCA #12 Toronto CAN· Aug 19 – Sep 30, 1973 | Aug 19 – Sep 30, 1973 | Classical | 6 | 2205 | 5 |
El Paso ch-USA El Paso, TX USA· Sep 15 – 26, 1973 | Sep 15 – 26, 1973 | Classical | 8 | 2471 | 22 |
Glasgow Junior International Glasgow SCO· Sep 20 – 24, 1973 | Sep 20 – 24, 1973 | Classical | 10 | 1892 | 9 |
USA Ch El Paso, TX USA· Sep 11 – 23, 1973 | Sep 11 – 23, 1973 | Classical | 13 | 2426 | 16 |
| Albena 5thAlbena· Sep 2 – 12, 1973 | Sep 2 – 12, 1973 | Classical | 18 | 2375 | 28 |
London Invitation London ENG· Aug 7 – Sep 9, 1973 | Aug 7 – Sep 9, 1973 | Classical | 29 | 2261 | 75 |
| Paignton Premier· Sep 2 – 8, 1973 | Sep 2 – 8, 1973 | Classical | 9 | 2094 | 7 |
| Montreal OpenMontreal Open· Sep 2 – 3, 1973 | Sep 2 – 3, 1973 | Classical | 9 | 1721 | 7 |
Montreal Open Montreal CAN· Aug 31 – Sep 3, 1973 | Aug 31 – Sep 3, 1973 | Classical | 20 | 2005 | 16 |
Labour Day Open Victoria CAN· Sep 2 – 3, 1973 | Sep 2 – 3, 1973 | Classical | 10 | 2206 | 7 |
| Ypsilanti, Mich.Ypsilanti, Mich.· Aug 31 – Sep 3, 1973 | Aug 31 – Sep 3, 1973 | Classical | 6 | 1589 | 5 |
| Preston Congress 1stPreston· Aug 31 – Sep 2, 1973 | Aug 31 – Sep 2, 1973 | Classical | 7 | 1559 | 6 |
| ACM AtlantaACM Atlanta· Aug 26 – 28, 1973 | Aug 26 – 28, 1973 | Classical | 8 | 1572 | 15 |
| Vittel ch-FranceVittel ch-France· Aug 22 – 26, 1973 | Aug 22 – 26, 1973 | Classical | 10 | 2173 | 6 |
Sherbrooke Sherbrooke CAN· Aug 25 – 26, 1973 | Aug 25 – 26, 1973 | Classical | 6 | 1738 | 5 |
Olomouc Sigma 6th Olomouc CZE· Aug 10 – 24, 1973 | Aug 10 – 24, 1973 | Classical | 16 | 2287 | 57 |
US Open Chicago, IL USA· Aug 13 – 23, 1973 | Aug 13 – 23, 1973 | Classical | 16 | 2294 | 13 |
| FRG Ch U18 int 3rdBamberg· Aug 10 – 18, 1973 | Aug 10 – 18, 1973 | Classical | 22 | 2247 | 89 |
Petropolis Interzonal Petropolis BRA· Aug 6 – 17, 1973 | Aug 6 – 17, 1973 | Classical | 10 | 2534 | 7 |
| GBR Ch 60thEastborne ch-BCF· Aug 7 – 17, 1973 | Aug 7 – 17, 1973 | Classical | 12 | 2134 | 8 |
Chicago Chicago, IL USA· Aug 17, 1973 | Aug 17, 1973 | Classical | 35 | 2212 | 101 |
6 nations tt Ribe DEN· Aug 5 – 9, 1973 | Aug 5 – 9, 1973 | Classical | 6 | 2411 | 5 |
Ribe 6 Nations tt Ribe DEN· Aug 5 – 9, 1973 | Aug 5 – 9, 1973 | Classical | 23 | 2260 | 19 |
Six Nations Team Ch Ribe DEN· Aug 5 – 9, 1973 | Aug 5 – 9, 1973 | Classical | 31 | 2291 | 54 |
CAN-op Ottawa CAN· Jul 28 – Aug 6, 1973 | Jul 28 – Aug 6, 1973 | Classical | 12 | 2239 | 8 |
CAN Open 10th Ottawa CAN· Jul 30 – Aug 5, 1973 | Jul 30 – Aug 5, 1973 | Classical | 9 | 2368 | 8 |
Wch U20 fin-C Teesside ENG· Jul 24 – Aug 4, 1973 | Jul 24 – Aug 4, 1973 | Classical | 12 | 2229 | 54 |
Wch U20 fin-D Teesside ENG· Jul 24 – Aug 4, 1973 | Jul 24 – Aug 4, 1973 | Classical | 14 | 2071 | 64 |
Wch U20 fin-B Teesside ENG· Jul 24 – Aug 4, 1973 | Jul 24 – Aug 4, 1973 | Classical | 12 | 2269 | 47 |
Wch U20 fin-A Teesside ENG· Jul 24 – Aug 4, 1973 | Jul 24 – Aug 4, 1973 | Classical | 9 | 2311 | 29 |
| Nordic Ch GrenaaNordic-ch Grenaa· Jul 23 – Aug 3, 1973 | Jul 23 – Aug 3, 1973 | Classical | 11 | 2142 | 7 |
| Nordisk MesterskabGrenaa· Jul 23 – Aug 3, 1973 | Jul 23 – Aug 3, 1973 | Classical | 15 | 2084 | 12 |
| Nordic ChGrenaa (DK)· Jul 24 – Aug 3, 1973 | Jul 24 – Aug 3, 1973 | Classical | 8 | 2237 | 5 |
| Nordic ChGrenaa· Jul 23 – Aug 3, 1973 | Jul 23 – Aug 3, 1973 | Classical | 59 | 2066 | 74 |
| BCF ChEastborne ch-BCF· 1973 | 1973 | Classical | 6 | 2229 | 5 |
| Rubinstein MemorialPolancia Zdroj· 1973 | 1973 | Classical | 10 | 2415 | 18 |
1. Sao Paulo it Sao Paulo BRA· 1973 | 1973 | Classical | 15 | 2401 | 17 |
Sao Paulo Sao Paulo BRA Sao Paulo Sao Paulo BRA· 1973 | 1973 | Classical | 12 | 2441 | 38 |
Sao Paulo Sao Paulo BRA· 1973 | 1973 | Classical | 13 | 2437 | 25 |
| Eastborne ch-BCFEastborne ch-BCF· 1973 | 1973 | Classical | 35 | 2266 | 175 |
Rubinstein Memorial Polanica Zdroj POL· 1973 | 1973 | Classical | 16 | 2416 | 100 |