2017 British LMP3 Cup

The 2017 Henderson Insurance Brokers LMP3 Cup Championship was the inaugural season for the British LMP3 Cup. The series started at Donington Park on 22–23 April, and finished at the same circuit on 16–17 September.

Races
The revised 12-race calendar was released on Friday 7 December 2016.

Table
Points are scored: With bonus points for pole position and fastest lap.