Cabral finished 17th in the 10,000 meters at the 2008 World Junior Championships.
In the 2010 NACAC Under-23 Championships, he won the steeplechase with at time of 8:52.67.

Although a competitive collegiate runner, Cabral has focused his training on the Olympics.
On June 28, 2012, Cabral qualified for the 2012 United States Olympic team as a steeplechase participant by finishing second to Evan Jager with a time of 8:19.81 in the 2012 United States Olympic Trials and surpassing the Olympic A standard time of 8:23.10.
In an August 3, 2012 Olympic heat, Cabral finished 4th with a time of 8:21.46 in his 13-man heat, earning the last automatic berth to the August 5 finals.
Cabral's time was 10th fastest of the 15 advancing runners (and of all 39 entrants), slower than all six qualifiers from heat 1 and faster than all 4 qualifiers from heat 2.
In the finals, he led at the 1000 meter split with a time of 2:52.70, but he finished in eighth place with a time of 8:25.91.

Instead of continuing his collegiate career at another institution, he decided to go pro as a runner in the summer of 2012.
After graduating from Princeton University in 2012, he signed with Nike; Following the 2012 Olympics and a little time off, Cabral moved to Bellingham, Washington, where he trained with former coach Peter Oviatt.
In 2017 he signed with Hoka One One.
He currently trains with the HOKA New Jersey*New York Track Club.

At the 2015 World Championships in Beijing, China, Cabral placed 10th in the 3000 m steeplechase with a time of 8:24.94.

Donn Cabral placed third in the steeplechase in a time of 8:26.37 at the 2016 United States Olympic Trials behind Team USA teammates Hillary Bor and Evan Jager to qualify to represent the United States at Athletics at the 2016 Summer Olympics in Brazil.
He placed eighth in the steeplechase at the 2016 Olympics.
Cabral finished 17th in the 10,000 meters at the 2008 World Junior Championships. In the 2010 NACAC Under-23 Championships, he won the steeplechase with at time of 8:52.67.
Although a competitive collegiate runner, Cabral has focused his training on the Olympics. On June 28, 2012, Cabral qualified for the 2012 United States Olympic team as a steeplechase participant by finishing second to Evan Jager with a time of 8:19.81 in the 2012 United States Olympic Trials and surpassing the Olympic A standard time of 8:23.10. In an August 3, 2012 Olympic heat, Cabral finished 4th with a time of 8:21.46 in his 13-man heat, earning the last automatic berth to the August 5 finals. Cabral's time was 10th fastest of the 15 advancing runners (and of all 39 entrants), slower than all six qualifiers from heat 1 and faster than all 4 qualifiers from heat 2. In the finals, he led at the 1000 meter split with a time of 2:52.70, but he finished in eighth place with a time of 8:25.91.
Instead of continuing his collegiate career at another institution, he decided to go pro as a runner in the summer of 2012. After graduating from Princeton University in 2012, he signed with Nike; Following the 2012 Olympics and a little time off, Cabral moved to Bellingham, Washington, where he trained with former coach Peter Oviatt. In 2017 he signed with Hoka One One. He currently trains with the HOKA New Jersey*New York Track Club.
At the 2015 World Championships in Beijing, China, Cabral placed 10th in the 3000 m steeplechase with a time of 8:24.94.
Donn Cabral placed third in the steeplechase in a time of 8:26.37 at the 2016 United States Olympic Trials behind Team USA teammates Hillary Bor and Evan Jager to qualify to represent the United States at Athletics at the 2016 Summer Olympics in Brazil. He placed eighth in the steeplechase at the 2016 Olympics.
Donn Cabral