Yonsei University, Seoul, South Korea. The number 18 employer best-rated university education in Asia for employment and the degree likely to boost your future career. Yonsei University, located in Seoul, South Korea, is consistently ranked within the global top 150 of the QS World University Rankings® and within the top 20 of the QS University Rankings: Asia. Yonsei is one of the three most prestigious universities in South Korea, collectively known as ‘SKY’. Yonsei has graduated some of the country’s most significant figures in politics, law, physics, engineering, literature, academics and the arts. The university was established in 1885, making it the oldest South Korean university, and it today has about 38,667 students enrolled, of which 4,514 are international.