firstcomer

plural firstcomers

1. One who comes first; a person or entity being the first to arrive, or the first in sequence.

   But at long last the summer, high summer, was upon them, with the promised arrival of the four firstcomers to the old manor house.

   1978, Lawrence Durrell, Livia (Avignon Quintet), Faber & Faber, published 1992, page 398

   1 more example

   Britain's phenomenal success as firstcomer in the new industrialism was reflected in her record 38 per cent share of the world trade in manufactures...

   1969, Harold James Perkin, The Origins of Modern English Society 1780-1880