| Tournament: | 1978 Hockey World Cup |
| Size: | 200px |
| Country: | Argentina |
| City: | Buenos Aires |
| Venues: | Campo de Polo |
| Dates: | 19 March – 2 April |
| Teams: | 14 |
| Count: | 2 |
| Matches: | 51 |
| Goals: | 225 |
| Top Scorer: | Paul Litjens |
| Top Scorer Goals: | 15 |
| Previous Year: | 1975 |
| Previous Tournament: | 1975 Men's Hockey World Cup |
| Next Year: | 1982 |
| Next Tournament: | 1982 Men's Hockey World Cup |
The 1978 Men's Hockey World Cup was the fourth Hockey World Cup men's field hockey tournament. It was held in Buenos Aires, Argentina. It was won by Pakistan, who defeated the Netherlands 3–1 in the final.[1] The host nation, Argentina, finished eighth.
Qualified for semifinals
Defending champions India were to play Belgium on 18 March 1978 as the opening fixture of the tournament but was postponed due to heavy rains the previous day.[2]
Qualified for semifinals
Pakistan
Saleem Sherwani, Munawwaruz Zaman, Saeed Ahmed, Muhammad Shafiq, Rana Ehsanullah, Akhtar Rasool, Islahuddin Siddiquee, Hanif Khan, Manzoor Hussain, Shahnaz Sheikh, Samiullah Khan
Netherlands
Maarten Sikking, André Bolhuis, Imbert Jebbink, Geert van Eijk, Hans Jorritsma, Ties Kruize, Theo Doyer, Ron Steens, Paul Litjens, Tim Steens, Wouter Leefers