Portland State Vikings is the nickname of the NCAA-affiliated, intercollegiate athletic teams representing Portland State University of Portland, Oregon. The Vikings compete at the NCAA Division I level in basketball, soccer, volleyball, golf, tennis, softball, indoor and outdoor track and field, and cross country. The university has been a member of the Big Sky Conference since 1996. Along with the other Big Sky football programs, Viking football takes-part in the NCAA Division I Football Championship Subdivision (FCS), formerly known as NCAA Division I-AA.

Portland State University (PSU) is a public research university in Portland, Oregon. It was founded in 1946 as a post-secondary educational institution for World War II veterans. It evolved into a four-year college over the following two decades and was granted university status in 1969. It is one of two public universities in Oregon that are located in a large city. It is governed by a board of trustees. PSU is classified among "R2: Doctoral Universities – High research activity".