- A member of an emergency service who is first on the scene at an emergency
- 2017 August 20, “The Observer view on the attacks in Spain”, in The Observer:
- Many survivors tried to describe what they felt, but words failed them. Hard to imagine, too, the emotions of the first responders – the ambulance crews, the medics and the police – faced by ghastly mayhem. It must have felt overwhelming, but they did their jobs and doubtless saved many lives.
- A member of an emergency service trained to provide emergency medical care