| Date | Sunday 29 April 1973 |  
| Start time | 14:00 |  
| Event |   Spanish GP |  
| Circuit |   Montjuich Park |  
| Event Format | Race of 75 laps |  
| Championship | World Championship |  
| Race number | #4 of 15 in 1973 #224 (of all time) |  
 
| Laps | 75 |  
| Circuit Perimeter | 3791 m |  
| Race Distance | 3791 × 75 = 284.325 km |  
| Grid Format | 2-2-2-2 |  
| Pole Position | Right |  
| First Corner | Left |  
| Track Direction | Anti-clockwise |  
 
| Weather | Sunny, Mild, Dry |  
 
| Entries | 22 |  
| Qualifiers | 22 |  
| Finishers | 12 |  
| Debutants | 
 |  
| Milestones | Ford – 50th Fastest Lap (Engine Manufacturer) 
  Lotus – 50th Win (Car Manufacturer) 
  Ronnie Peterson – 1st Fastest Lap (Driver) 
 |  
| Records Broken | 
1. Highest 3rd Place Finish Ratio –   Shadow (20.00%)
 |  
| Records Extended | 
1. Most Retirements –   Lotus (266), 
2. Most Retirements –   Graham Hill (66), 
3. Highest 2nd Place Finish Ratio –   Tyrrell (15.00%), 
4. Most Laps Led –   Lotus (3469), 
5. Most Race Entries –   Ferrari (633), 
6. Most Race Entries –   Graham Hill (149), 
7. Most 6th Place Qualifications –   Ferrari (52), 
8. Most 10th Place Qualifications –   BRM (29), 
9. Most 11th Place Qualifications –   BRM (36)
 |  
 
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