Grace Claxton

Year	Competition	Venue	Position	Event	Notes
Representing  Puerto Rico
2011	Central American and Caribbean Championships	Mayagüez, Puerto Rico	13th (h)	400 m	54.76
			5th	4 × 400 m relay	3:39.37
2012	World Junior Championships	Barcelona, Spain	16th (sf)	400 m	54.42
2013	Central American and Caribbean Championships	Morelia, Mexico	9th (h)	400 m	53.98
			4th	4 × 400 m relay	3:38.13
2014	NACAC U23 Championships	Kamloops, Canada	4th	400 m	53.55
2015	Central American Championships	Managua, Nicaragua	1st1	4 × 400 m relay	3:35.71
	Pan American Games	Toronto, Canada	6th	4 × 400 m relay	3:33.16
2016	World Indoor Championships	Portland, United States	11th (sf)	400 m	53.67
	Olympic Games	Rio de Janeiro, Brazil	14th (sf)	400 m hurdles	55.85
2017	World Championships	London, United Kingdom	16th (sf)	400 m hurdles	56.40
2018	World Indoor Championships	Birmingham, United Kingdom	27th (h)	400 m	53.92
	Central American and Caribbean Games	Barranquilla, Colombia	8th	400 m hurdles	56.77
			5th	4 × 400 m relay	3:33.65
2019	Pan American Games	Lima, Peru	6th	400 m hurdles	56.04
			5th	4 × 400 m relay	3:32.03
2022	Ibero-American Championships	La Nucía, Spain	3rd	400 m hurdles	55.66
	World Championships	Eugene, United States	26th (h)	400 m hurdles	56.40
	NACAC Championships	Freeport, Bahamas	4th	400 m hurdles	56.37
2024	World Indoor Championships	Glasgow, United Kingdom	20th (h)	400 m	54.62
	Ibero-American Championships	Cuiabá, Brazil	1st	400 m hurdles	55.41

¹Out of competition performance

Outdoor

• 200 metres – 24.38 (-0.6 m/s, Ponce 2013)
• 400 metres – 53.42 (Ponce 2014)
• 400 metres hurdles – 55.85 (Rio de Janeiro 2016)

Indoor

• 400 metres – 52.89 (Boston 2016)