Per Hjertquist (born 6 April 1960) is a former professional tennis player from Sweden. During his career he won one singles title and one doubles title. He achieved a career-high singles ranking of world No. 68 in 1980 and a career-high doubles ranking of world No. 106 in 1985. As a junior, he was ranked 2nd after Ivan Lendl, and in 1978, became the US Open boys' singles champion.