Portugal at the 1980 World Championships in Athletics

Portugal competed at the 1980 World Championships in Athletics in Sittard, Netherlands, from 14 to 16 August 1980.

Results

 * Key
 * Q = Qualified for the next round
 * q = Qualified for the next round as a fastest loser or, in field events, by position without achieving the qualifying target
 * NR = National record
 * PB = Personal best
 * SB = Season best
 * N/A = Round not applicable for the event