João Carlos Calvete Pereira da Costa (born 28 October 1964 in Luanda) is a Portuguese marksman who competed at the 2000, 2004, 2008, 2012 and 2016 Summer Olympic Games representing Portugal.

On September 29, 2013 João Costa won the Gold Medal in the Standard 25-meter Pistol, in the European Cup stage held in Saint Jean de Marsacq, France.

On September 16, 2014, João Costa won the Silver Medal in the 25-meter standard pistol event of the World Shooting Championship, held in Granada, Spain.

On October 12, 2014 in Bordeaux, João Costa finished the European Cup final in 2nd place in the 25m Standard Pistol with a total of 566 points, three less than the first, Paal Hembre from Norway, and one more than the third, Stephan Trippel from Germany.

On May 18, 2015, at the World Cup stage held in Fort Benning in the United States, João Costa won the bronze medal in the 10m pistol event, with this result, the Sporting shooter also guaranteed an Olympic spot for Portugal.

In the World Cup stage in Munich, João Costa won the gold medal in the 50m Pistol event with 194.7 points, beating the Chinese Bowen Zhang and the Japanese Tomoyuki Matsuda, on Friday 29 May 2015.

At the European Historical Muzzleloaders Shooting Championship, which took place in Las Gabias, Spain, from 3 to 9 September 2017, João Costa won the Bronze Medal in the Kuchenreuter (25m) event with a total of 96 points.

In the 25-meter Standard Pistol European Cup Final, which was held in Karlstad, Sweden from 15 to 17 September 2017, João Costa won first place with a record of 573 points.

On February 24, 2018 João Costa won the Bronze Medal in Air Pistol at the European 10-meter Shooting Championship, which took place in Gyor, Hungary, with 218.8 points in the final.

He won the Bronze Medal in the 10-meter Air Pistol with the Flag of Portugal at the 2018 Mediterranean Games, held in Tarragona, Spain, from 22 June to 1 July, with 217 points.