Bienvenu Sawadogo gained his first international experience in 2011 at the World Youth Championships near Lille , where he was eliminated in the qualification in the triple jump with 14.00 m. Two years later he took seventh place at the Junior African Championships in Réduit over 400 m hurdles in 55.09 s and was ninth with 7.01 m in the long jump. In 2014 he took part in the African Championships in Marrakech , where he was disqualified in the hurdles in the preliminary run. The following year he took part for the first time in the Africa Games in Brazzaville , where he was eliminated in the 200-meter run with 21.57 s in the first round and also reached the Burkinabe 4 x 100 meter relay with 48.18 It's not until the finals. In 2016 he reached the semi-finals at the African Championships in Durban over 200 meters, in which he was eliminated with 21.85 seconds. In addition, he reached 15th place in the triple jump with 14.78 m. In 2017, he won the silver medal in the 400-meter run behind Canadian Benjamin Ayesu-Attah in 46.89 s at the Francophonie Games in Abidjan , with the 4-time finish 100-meter relay took seventh place in 41.21 s and was eliminated in the preliminary round with the 4-by-400-meter relay with 3: 18.86 min. Then he reached the semifinals at the Summer Universiade in Taipei over 400 meters and was eliminated there with 48.15 s. At the 2018 African Athletics Championships in Asaba , he was eliminated over 400 meters with 47.34 s in the semifinals and failed over 200 meters with 21.42 s in the first round.