1988 World Junior Championships in Athletics – Men's decathlon

The men's decathlon event at the 1988 World Junior Championships in Athletics was held in Sudbury, Ontario, Canada, at Laurentian University Stadium on 27 and 28 July. Senior implements (106.7 cm (3'6) hurdles, 7257g shot, 2 kg discus) were used.

Final
27/28 July {{legend|#F2F5A9|The highest mark recorded in each event is highlighted in yellow|border=solid 1px #AAAAAA}}

Participation
According to an unofficial count, 22 athletes from 17 countries participated in the event. • 🇦🇺 australia (2)

• undefined (1)

• 🇨🇾 cyprus (1)

• undefined (2)

• undefined (1)

• undefined (1)

• 🇫🇷 france (1)

• 🇭🇺 hungary (1)

• 🇮🇸 iceland (1)

• 🇮🇹 italy (1)

• undefined (1)

• undefined (2)

• 🇪🇸 spain (1)

• 🇸🇪 sweden (1)

• undefined (1)

• 🇺🇸 united states (2)

• undefined (2)