Kateà Âina Emmons (née Kà ¯rková (, born 17 November 1983) is a Czech sport shooter. She participated in the Summer Olympic Games on three occasions. She won a bronze medal at the 2004 Summer Olympics. At the 2008 Summer Olympics, Emmons won her first gold medal in women's 10 metre air rifle competition, and a silver medal in the 50 metre rifle three positions event. In addition to her Olympic medals, Emmons won gold and silver medals at the World Shooting Championships.
Early in her career, Kà ¯rková won gold at the 2002 ISSF World Shooting Championships in the 10 metre air rifle competition.
At the 2004 Summer Olympics, Kà ¯rková won a bronze medal in the 10 metre air rifle competition and finished 27th in her second event, the 50-metre rifle three-position event. At the 2006 ISSF World Shooting Championships Kà ¯rková was unable to defend her 2002 title but finished second for a silver medal.
Emmons won the first gold medal of the 2008 Summer Olympics in Beijing ahead of 2004 champion and favourite for the competition, Du Li. Emmons equalled the world record and set a new Olympic Record in the qualifying round by achieving a maximum score of 400. She then proceeded to set a new Olympic Record in the final by scoring a total of 503.5 points. A few days later Emmons won another Olympic medal, this time silver, in the 50 metre rifle three positions event behind champion Du Li.
Emmons participated at the 2012 Summer Olympics in London and reached the 10 metre air rifle final, but missed out on a medal after finishing fourth. In 2015 she announced the end of her shooting career.
In 2018, Emmons had been appointed as a consultant shooting coach with the Czech biathlon team.
Emmons is married to American Olympic rifle shooter Matthew Emmons. They met at the 2004 Olympic Games in Athens and married near Plzeà  on 30 June 2007. The couple have four children.