| 1982 Errenteria ambush | 
|---|
| Part of the Basque conflict | 
| | Date | 14 September 1982 (1982-09-14) | 
|---|
 | Location |  | 
|---|
 | Result | ETA victory | 
|---|
 | 
| Belligerents | 
|---|
| ETA |  Spain | 
| Strength | 
|---|
| 6 | 5 | 
| Casualties and losses | 
|---|
| 0 | 4 killed, 1 wounded | 
The September 1982 Rentería attack was an ambush by the Basque separatist organisation ETA which occurred on 14 September 1982 on the motorway near the Basque town of Errenteria (Spanish: Rentería) in Guipuzkoa. The targets were several national police officers, four of whom were killed in the attack, with the fifth seriously injured. The attack was ETA's deadliest of 1982.