Kristina Knott gained her first international experience in 2018 when she finished sixth in the 200-meter run at the Asian Games in Jakarta for the Philippines, starting in 23.51 s and eliminated in the semi-finals over 100 meters with 11.55 s. The following year she reached the semi-finals in the 100-meter run at the Asian Championships in Doha , in which she was eliminated with 11.77 s, while she failed over 200 meters with 23.73 s in the run. In December, she won the Southeast Asian Games in Capas with a new national record of 23.01 s over 200 meters and won the silver medal behind Vietnamese Lê Tú Chinh over 100 meters in 11.55 s . She also won the mixed 4 x 100 meter relay in 41.67 s and won the silver medal behind the team from Thailand in 44.57 s with the women's relay.
Personal best
100 meters: 11.42 s (+1.9 m / s), June 7, 2019 in Chongqing
60 meters (indoor): 7.28 s, 7 February 2016 in Birmingham
200 meters: 23.01 s (0.0 m / s), December 7, 2019 in Capas ( Philippine record )
200 meters (indoor): 23.81 s, February 11, 2017 in Clemson