Shin Mi-sung
Shin Mi-sung( born April 15, 1978 in Seoul) is a South Korean curler.
Shin competed at the 2014 Winter Olympics for South Korea.
She teamed with Kim Ji-sun, Lee Seul- bee, Gim Un-chi and Um Min- ji in the women's tournament.
She began the tournament playing second, but ended up playing only four of the nine games, as the South Korean team went 3- 6 to finish in a tie for 8th.
She curled 73%, which was 9th out of the 10 seconds.
Shin made her World Curling Championships debut in 2002.
As of 2014, she has represented Korea all five times that they have participated at the Worlds, though she did not play in the 2014 championships.
Her best finish was in 2012, when she finished 4th with skip Kim Ji-sun.
As of 2014, Shin has participated in 10 Pacific- Asia Curling Championships, winning the event on three occasions.
Lee Seul-bee
Lee Seul- bee( born June 25, 1988 in North Gyeongsang Province) is a South Korean curler from Gyeonggi Province.
She played third for the Kim Ji-sun team representing South Korea at the 2014 Winter Olympics in Sochi, Russia.
Kim Ji-soo (singer, born 1990)
Kim Ji-soo( born February 5, 1990) is a South Korean singer- songwriter and musician.
Kim Ji-eun
Kim Ji-eun( born October 9, 1993) is a South Korean actress and model.
Kim Ji-hoon (director)
Kim Ji-hoon( born 1971), also spelled Kim Ji-hun, is a South Korean film director.
Mike Ratledge
Michael Roland" Mike" Ratledge( born 6 May 1943) is a British musician.
A part of the Canterbury scene, he was a long- time member of Soft Machine.
Kim Ji-ho
Kim Ji- Ho( born July 22, 1974) is a South Korean actress.
Kim Chang-ju
Kim Chang- ju( 김창주, born September 20, 1985) is a South Korean sailor.
He and Kim Ji-hoon placed 19th in the men's 470 event at the 2016 Summer Olympics.
Kim Ji-woong
Kim Ji-Woong( born January 14, 1989) is a South Korean football player.
Kim Ji-sun
Kim Ji-sun( born June 27, 1987) is a South Korean curler from Gyeonggi Province.
She was the skip of the 2014 South Korean Olympic Curling Team.

Question: Are Mike Ratledge and Kim Ji-Sun of the same nationality?
Answer: no