Si-woo is a Korean given name, also spelled Shi-woo. It is a variant transcription of Si-u, itself derived from Sino-Korean characters. The name Si-woo can be composed with various hanja (Chinese characters used in Korean), often including si (始) meaning "begin, start" combined with u (祐) meaning "divine intervention, protection" or u (雨) meaning "rain". Other combinations are also possible, yielding different nuances of meaning. Popularity Si-woo has been particularly popular in South Korea, ranking among the top 5 names for newborn boys in 2011, 2013, and 2017, according to data from the List of the most popular given names in South Korea. Its consistent high ranking reflects modern naming trends that favor harmonious and auspicious meanings. Notable Bearers Several public figures bear the name Si-woo: Kim Si-woo (born 1995), South Korean professional golfer on the PGA Tour, known for winning The Players Championship in 2017. Song Si-woo (born 1993), South Korean football midfielder. Lee Si-woo (born 1994), South Korean volleyball player. Choi Si-woo (born 1996), South Korean sledge hockey player at the Paralympics. Lee Si-woo (born 1997), South Korean actress and model. Lee Si-woo (born 1999), South Korean actor. In fiction, characters named Si-woo appear in television series such as Soul (2009), Dream High 2 (2012), and The Blade and Petal (2013). Meaning: Begin/start and protection or rain (depending on hanja) Origin: Korean (Sino-Korean) Type: Given name Usage Regions: South Korea