Left-sided English footballer Sean Clancy's brother-in-law has appeared for England at two World Cups. Who is he?
Peter Crouch
Sean Clancy
Sean Thomas Clancy (born 16 September 1987) is an English footballer who plays as either a left back or left midfielder.
 He is the brother of model Abbey Clancy, who is married to fellow footballer Peter Crouch.
Peter Crouch
Peter James Crouch (born 30 January 1981) is an English professional footballer who plays as a striker for Premier League club Stoke City.
 He was capped 42 times by the England national team between 2005 and 2010, scoring 22 goals for his country in that time, and appearing at two World Cups.
Djamel Zidane
Djamel Zidane (born 28 April 1955 in Algiers, Algeria) is a retired footballer.
 He played in two World Cups.
 He appeared for the Algeria national team at the 1982 World Cup and at the 1986 World Cup, in which he scored one goal, a free kick against Northern Ireland.
 He is not related to Zinedine Zidane. Claudia Burkart
Claudia Inés Burkart (born February 22, 1980 in Buenos Aires) is a field hockey player from Argentina who won the bronze medal with the national team at the 2004 Summer Olympics in Athens and at the 2008 Summer Olympics in Beijing.
 Claudia has also won two World Cups (2002, 2010), four Champions Trophy (2001, 2008, 2009, 2010), two gold medals at the Pan American Games (2003, 2007) and two Pan American Cups. Andy Farrell
Andrew David Farrell OBE (born 30 May 1975) is an English former professional dual-code international rugby footballer who played in the 1990s, and 2000s, who currently works as a rugby union assistant coach.
 A goal-kicking loose forward in rugby league, he captained the Great Britain team and his club, Wigan Warriors.
 Farrell made 34 appearances for Great Britain and also represented England in two World Cups.
 He won six Championships and four Challenge Cups with Wigan, as well as a range of individual awards between 1991 and 2004. Mariné Russo
Mariné Russo (born January 9, 1980 in Quilmes) is a retired field hockey player from Argentina who won the silver medal at the 2000 Summer Olympics and the bronze medal at the 2004 and 2008 Summer Olympics with the Argentina national team.
 Mariné also won two World Cups (2002 and 2010), four Champions Trophy, the gold medal at the 2007 Pan American Games and two Pan American Cups.
 She is affiliated with Quilmes Atletico Club in Buenos Aires. Ashley Carey
Ashley Carey (born 23 May 1969) is a former field hockey player from Australia, who was a member of the team that won the silver medal at the 1992 Summer Olympics in Barcelona, Spain.
 Aside from representing Australia at the 1992 Barcelona Olympics, Carey also played in two World Cups (winning bronze in Lahore in 1990 and bronze in Sydney in 1994), five Champions Trophies (winning gold in Berlin in 1989, gold in Melbourne in 1990, silver in Karachi in 1992 and gold in Kuala Lumpur in 1993) and two Junior World Cups, playing a total of 106 matches for the Kookaburras. Giuseppe Meazza
Giuseppe "Peppino" Meazza (] ; 23 August 1910 – 21 August 1979), also known as il Balilla, was an Italian football manager and player.
 Throughout his career, he played mainly for Internazionale in the 1930s, scoring 242 goals in 365 games for the club, and winning three Serie A titles, as well as the Coppa Italia; he later also played for local rivals Milan, as well as Turin rivals Juventus, in addition to his spells with Varese and Atalanta.
 At international level, he led Italy to win two consecutive World Cups: in 1934 on home soil, and in 1938 as captain; he was named to the All-star Team and won the Golden Ball Award at the 1934 World Cup, as the tournament's best player.
 Along with Giovanni Ferrari and Eraldo Monzeglio, he is one of only three Italian players to have won two World Cups.
 Following his retirement, he served as a coach for the Italy national team, and with several Italian clubs, including his former club sides Inter and Atalanta, as well as Pro Patria, and Turkish club Beşiktaş; he was Italy's head coach at the 1952 Summer Olympics. Finau Vulivuli
Finau Lusiana Vulivuli (born 18 August 1982 in Savusavu) is a Fijian women's football referee.
 She refereed the Nigeria–Canada Matchday 3 game in the 2011 World Cup, and she has also officiated first stage games in the 2008, 2010, 2012 and 2016 U–17 World Cups.
 Vulivuli has also attended FIFA Under-20 World Cup.
 In 2016, she has become the first Fiji referee to attend two World Cups in a single year after being selected for the Under-17 and Under-20 World Cups.She has also refereed male football games in Fiji, including the 2013 Battle of the Giants and Inter District Championships finals. Mark Bathum
Mark Bathum (born October 1, 1958) is an American alpine skier.
 He has competed at two Winter Paralympics, two World Cups and two World Championships.