Event: Distance 
Height: 5-4 
Weight: 108 
PR: 3,000m - 9:07.74 (2004); 5,000m- 15:21.66 (2004); 10,000m- 31:34.37 (2004) 
Birth Year: 1980 
Current Residence: New Haven, Conn. 
High School: Milton High School (Milton, Mass.) 99 
College: Yale University 03 
Coach: Mark Young 
Agent: Bob Gordon 
Club: Nike

Career Highlights: 2008 USA half-marathon champion; 3rd in 10,000 at 2004 Olympic Trials; 2004 Olympian; Two-time NCAA Northeast Region Runner of the Year (02 & 03); 2002 NCAA Championships runner-up

ONeill enters the Olympic year fresh off her first national title, the 2008 half-marathon championship on the roads … had her best ever result at a U.S. track championship with her third-place finish in the 10,000m at the 2004 U.S. Olympic Trials. That performance was no surprise, since earlier in the year she had set a personal bests at 5,000 and 10,000 meters. She also was the top 8 km finisher for Team USA at the 2004 World XC Championships (15th). She became the first Yale alum to compete in an Olympic Games distance event since Frank Shorter ran the marathon in 1972 and 1976, receiving gold and silver medals respectively. ONeill, who was one of the strongest female distance runners in the Ivy League was a standout collegian at Yale, and holds the school records in both the indoor and outdoor 3 km, 5 km, and 10 km...named the 2003 NCAA Woman of the Year for Connecticut, ONeill graduated from Yale in 2003 with distinction as a history major with a 3.63 GPA...twin sister Laura also competed for Yale and finished 7th in the 10,000m (33:04.23) at the 2004 Olympic Trials. 

2008: USA half-marathon champion (1:11:57).
2007: 5th in 10,000m at USA Outdoors (33:08.18)…6th in 5,000m at Naimette-Xhovemont (15:27.72)…9th in 10,000m at Stanford (32:15.15)…ranked #7 in the U.S. by T&FN…best of 32:15.15.
2006: 6th in 10,000m at Stanford (33:04.39)
2005: did not compete
 3rd in 10 km at Olympic Trials (32:07.25)21st at Olympic Games (32:24.04)...3rd at Palo Alto 10,000m (31:34.37PR)...4th at USA XC 8 km (27:38)...15th at World XC championships (28:37)...1st in 3,000m at Boston (9:07.74)...3rd in 5,000m at Mt. SAC Relays (15:21.66PR)...ranked #3 at 5,000m in the U.S. by T&FN...bests of 9:07.74, 15:21.66 & 31:34.37. 
2003: NCAA outdoor championships 10 km runner-up (32:47.07)...1st in 3,000m at Princeton (9:08.93)...2nd in 5,000m at Fairfax (15:51.30)...4th in 5,000m at Modesto Relays (15:21.66)...3rd in 10,000m at Stanford (31:34.37)...Heptagonal 10,000m runner-up...bests of 9:08.93, 15:21.66 & 31:34.37. 
2002: 5th in 5,000m at NCAA Outdoor Championships (16:13.60)...9th in 3,000m at NCAA Indoor Championships...Heptagonal Outdoor 3,000m and 5,000m champion...Heptagonal Indoor mile and 3,000m champion...bests of 9:43.03 & 16:01.99. 
2001: 13th in 5,000m at NCAA Outdoor Championships (16:13.44)...Heptagonal Outdoor 5,000m champion and 3,000m runner-up...best of 16.13.44. 
2000: 33rd at NCAA XC Championships (21:22.8)...5th in mile at Indoor Heptagonal Championships.