The 1983–84 FIS Ski Jumping World Cup was the fifth World Cup season in ski jumping.

It began in Thunder Bay, Canada on 10 December 1983 and finished in Planica, Yugoslavia on 25 March 1984.

The individual World Cup was won by Jens Weißflog and Nations Cup by Finland.

All 17 locations which have been hosting world cup events for men this season.

Oberstdorf hosted ski flying event and four hills tournament.