Albin Planinec (18 April 1951 – 20 December 2008) was a Slovene chess player and notably an International Grandmaster (GM) from Slovenia. He was born in Celje and earned his designation as International Master (IM) in 1972 and subsequently the Grandmaster (GM) title in 1973. He won the national Slovene Chess Championship in 1971 and 1978, and represented Yugoslavia in numerous international competitions, including the Chess Olympiads from 1968 to 1980 and the European Team Chess Championships from 1970 to 1980.
As a contributor to the Chess Informant, he won the eighth best game prize in the periodical's volume 36. He also wrote one of the most highly assessed games of the Chess Informant, between Aleksandr Beliavsky and Anatoly Karpov, from the championship in Moscow 1974.
Planinec died in his native Slovenia in 2008 at the age of 57.