In Formula 1 1973–1982 22 drivers
Ensign appears in the archive from 1973 to 1982, with 22 drivers. Its first entry was Rikky von Opel in 1973, and the most recent is Roberto Guerrero in 1982. Clay Regazzoni stayed the longest, 1977–1980.
The years are the seasons a driver appeared for this team, taken from the Jolpica F1 API's season results. A team is listed under the name its entry carried, so a renamed constructor appears under each name it raced with.