The 2016 FIA World Rally Championship-3 was the fourth season of the World Rally Championship-3, an auto racing championship recognized by the Fédération Internationale de l'Automobile, ran in support of the World Rally Championship. It was created when the Group R class of rally car was introduced in 2013. The Championship was composed of fourteen rallies, and drivers and teams had to nominate a maximum of six events. The best five results counted towards the championship.
Quentin Gilbert was the defending champion, as he won the 2015 title.
The calendar was announced in November by the FIA. The season maintained the same rallies as the 2015 championship with the addition of the China Rally and was contested over fourteen rounds in Europe, North America, South America, Asia and Australia.
Points are awarded to the top ten classified finishers.