Yonsei University is a private research university in Seoul, South Korea. It is one of Korea's three SKY universities, a group of universities widely regarded as the most prestigious in the country.
The student body consists of 26,731 undergraduate students, 11,994 graduate students, 4,518 faculty members, 6,788 staff, and 257,931 alumni. Yonsei operates its main campus in Seoul and offers graduate, postgraduate and doctoral programs in Korean and English.
The university was established in January 1957 through the union of Yonhi College and Severance Union Medical College. This was a result of a lasting bilateral cooperation between the colleges that began in the 1920s.