Ana María Nielsen Udrizard (born 11 April 1951) is a retired Argentine middle-distance and marathon runner. She won multiple medals at continental level.InterSportStats bio She also held several national records.
She is of Danish descent.
International competitions Representing 1971South American ChampionshipsLima, Peru5th (h)800 m2:19.6 11974South American ChampionshipsSantiago, Chile1st800 m2:11.92nd1500 m4:33.55th4 × 400 m relay3:57.51975South American ChampionshipsRio de Janeiro, Brazil1st1500 m2:10.71st1500 m4:27.0Pan American GamesMexico City, Mexico4th800 m2:09.865th1500 m4:37.801978Southern Cross GamesLa Paz, Bolivia1st800 m2:15.851st1500 m4:57.12198921K Buenos AiresBuenos Aires, Argentina1stHalf marathon1:17:38Buenos Aires MarathonBuenos Aires, Argentina1stMarathon2:43:58199121K Buenos AiresBuenos Aires, Argentina1stHalf marathon1:17:29Boston MarathonBoston, United States22ndMarathon2:47:45Buenos Aires MarathonBuenos Aires, Argentina1stMarathon2:42:44 1Disqualified in the final
Personal bests Argentine all-time lists
Outdoor 800 metres – 2:09.86 (Mexico City 1975; former ) 1500 metres – 4:27.0 (Rio de Janeiro 1975; former ) 3000 metres – 10:08.4 (Montevideo 1992) 5000 metres – 17:45.4 (Buenos Aires 1994) 10,000 metres – 37:05.4 (Montevideo 1992) Half marathon – 1:17:29 (Buenos Aires 1991) Marathon – 2:39:26 (Santa Rosa 1990; former )
References