Moir was born in London, Ontario, Canada, the son of Alma (nee MacCormack) and Joe Moir, and was raised in Ilderton, Ontario. He attended Medway High School (Arva, Ontario), in addition to an electronic learning highschool called AMDEC. He currently lives in Ilderton, Ontario, Canada.
Moir comes from a skating family. He is the younger brother of Danny Moir and Charlie Moir. His cousins Sheri Moir and Cara Moir competed at the 2007 World Synchronized Skating Championships for Canada's NEXXICE team. His mother is a coach.
In October 2010, Moir, Virtue and co-writer Steve Milton published a book about their career called Tessa And Scott: Our Journey From Childhood Dream To Gold .
In late 2013, they filmed their TV show Tessa and Scott which is about them training for the [olympics]. The show aired on W network in January 2014 and they are still showing re-runs.
Virtue and Moir began skating together in 1997, paired together by his aunt. Early in their career, Virtue and Moir trained in Kitchener-Waterloo, Ontario with Paul MacIntosh and Suzanne Killing.
In the 2001–2002 season, Virtue / Moir won the bronze medal at the 2002 Canadian Championships at the novice level. The following season, they placed 7th at the 2003 Canadian Championships in the junior division. In 2003, they moved to Canton, Michigan and began working with coaches Igor Shpilband and Marina Zueva at the Arctic Edge Ice Arena.
Virtue / Moir made their ISU Junior Grand Prix debut in the 2003–2004 ISU Junior Grand Prix. They placed 4th at the event in Croatia and 6th in Slovakia. At the 2004 Canadian Championships, they won the Junior title and qualified to be part of the Canadian team at the 2004 World Junior Championships, where they placed 11th.
The following season, Virtue / Moir moved up to the senior level nationally but remained juniors internationally. On the 2004–2005 ISU Junior Grand Prix, they won the event in China and the silver medal at the event in France. This qualified them for the Junior Grand Prix Final, where they also won the silver medal. They made their senior national debut at the 2005 Canadian Championships, where they placed fourth. They were named to the team to the 2005 World Junior Championships, where they won the silver medal.
Virtue / Moir remained at the junior level internationally in the 2005–2006 season. On the 2005–2006 ISU Junior Grand Prix, they won both their events as well as the Junior Grand Prix Final. At the 2006 Canadian Championships, they placed 3rd and were named as first alternates to the Olympic team. They were named to the team for the 2006 Four Continents, winning the bronze medal. At the 2006 World Junior Championships, they became the first Canadian ice dancers to win the title.
In the 2006–2007 season, Virtue / Moir moved up to the senior level internationally. They made their Grand Prix debut at the 2006 Skate Canada International, where they won the silver medal. They placed 4th at the 2006 Trophee Eric Bompard.
At the 2007 Canadian Championships, Virtue / Moir won the silver medal, and repeated their bronze medal finish at Four Continents. In their debut at the World Championships, they placed 6th.
Virtue / Moir were assigned to Skate Canada International and the NHK Trophy for the 2007–2008 Grand Prix season. They won the 2007 Skate Canada International and placed second in the 2007 NHK Trophy. Those placements qualified them for the Grand Prix Final, where they came in fourth place.
Virtue / Moir won their first Canadian national title at the 2008 Canadian Championships and earned spots for the Four Continents and World Championships.
They won the 2008 Four Continents Championships. At the 2008 World Championships in Sweden, Virtue / Moir won the silver medal, winning the free dance segment with their program to The Umbrellas of Cherbourg soundtrack.
In the 2008–2009 season, Virtue / Moir withdrew from both their Grand Prix events due to Virtue's medical condition; she had been diagnosed with chronic exertional compartment syndrome and underwent surgery in October 2008 to alleviate the condition. She returned to the ice at the start of December, which she later said was probably too early. At the 2009 Canadian Championships, they won the gold medal.
At the 2009 Four Continents Championships, Virtue / Moir won the silver medal behind Americans Meryl Davis / Charlie White. At the 2009 World Championships, they won the bronze medal, after placing 3rd in the compulsory dance, 6th in the original dance, and 4th in the free skate.
Virtue / Moir started the 2009–2010 Olympic season at the 2009 Trophee Eric Bompard, finishing first by a margin of 16.07 points ahead of the silver medalists, Nathalie Pechalat / Fabian Bourzat. They also won the 2009 Skate Canada International, with a total combined score of 204.38 points, again ahead of Pechalat / Bourzat. At that competition, they received the first 10.0 component score for ice dance under the Code of Points. They were second at the Grand Prix Final behind Davis / White.
In January 2010, Virtue / Moir won their third consecutive National title at the 2010 Canadian Championships, placing first in all three segments of the competition and earning 221.95 points overall, 37.25 ahead of the silver medalists Vanessa Crone / Paul Poirier. They set Canadian records for the free dance and the combined total.
Virtue / Moir competed in the ice dancing competition at the 2010 Winter Olympics from February 19 through 22. They placed second in the compulsory dance, earning a new personal best score of 42.74 points, just 1.02 off the lead. In the original dance, they received 68.41 points, placing first in that segment of the competition. They scored 110.42 points in the free dance, winning the gold medal with an overall total score of 221.57, surpassing silver medalists, Davis / White, by 5.83 points. In the free dance, they received four 10.00 marks from the judges in the program components, two for performance execution and two for interpretation. They became the first Canadian, as well as North American ice dance team to win Olympic gold. In addition, they were youngest dance team and the first ice dance team to win the Olympic gold on home ice and also the first ice dancers to win gold in their Olympic debut since the inaugural Olympic ice dance event in 1976.
Virtue / Moir competed at the 2010 World Championships, placing first in the compulsory dance with 44.13 points, improving their previous personal best. They also won the original dance with 70.27 points, a world record under the ISU Judging System. They placed second in the free dance with 110.03 points, 0.46 behind Davis / White. Overall, they claimed their first World Championship title scoring 224.43 points, 1.40 ahead of Davis / White. They received numerous program components marks of 10.00 in both the original and free dances.
For the 2010–2011 ISU Grand Prix season, Virtue / Moir were assigned to the 2010 Skate Canada International and to the 2010 Trophee Eric Bompard. Due to her chronic exertional compartment syndrome Virtue had to undergo another surgery in October 2010, leading to their withdrawal from both events. They also withdrew from the Canadian Championships because they had not had enough time to train after the surgery.
Virtue / Moir made their season debut at the 2011 Four Continents. They were in the lead following the short dance but withdrew midway through the free dance after Virtue felt tightness in her left quad muscle. They changed a lift to alleviate the problem. At the 2011 World Championships, they placed second overall by 3.48 points behind the American team of Meryl Davis / Charlie White.
Virtue / Moir were assigned to two Grand Prix events, 2011 Skate Canada and 2011 Trophee Eric Bompard, having declined a newly introduced option to compete in a third. They announced their music selections in August. Virtue / Moir won their first event of the season, 2011 Finlandia Trophy. They won both their Grand Prix events and qualified for the Grand Prix Final, where they won the silver medal. Moir expressed dissatisfaction with the scoring of the free dance, which he felt they should have won. In late December 2011, the ISU acknowledged a scoring error in the free dance; had the scoring been correctly calculated (+0.5 points), Virtue / Moir would have won that segment. The scores from the Grand Prix Final were left unchanged, however.
Virtue / Moir won their fourth national title in January 2012. In February, the competed at the 2012 Four Continents Championships. After a second place short dance, they rallied in the free dance to win their second Four Continents championships and first since 2008. It was also their first victory over training mates Meryl Davis / Charlie White since the 2010 World Championships. Virtue / Moir then competed at the 2012 World Championships and won the gold medal finishing first in both the short and free dance ahead of silver medalists Davis / White.
Following Igor Shpilband's dismissal from the Arctic Edge Arena in June 2012, Virtue / Moir decided to remain at the rink with Marina Zoueva and ended their collaboration with Shpilband.
Virtue / Moir withdrew from the 2012 Finlandia Trophy due to a slight muscle strain in Moir's neck. They were assigned to two Grand Prix events, the 2012 Skate Canada International and the 2012 Rostelecom Cup. At Skate Canada, Virtue and Moir won the short dance with a score of 65.09, only 0.01 points ahead of Anna Cappellini / Luca Lanotte of Italy. Virtue and Moir won the competition with a total score of 169.41.
At the Grand Prix Final, Virtue / Moir took the silver medal behind Davis / White. They decided to modify their "The Waltz Goes On" short dance, simplifying the storyline. Virtue / Moir debuted the modified short dance at the 2013 Canadian Championships, earning a score of 79.04. They won their fifth national title with a combined score of 187.19 after their Carmen-themed free dance. Virtue / Moir placed first in the short dance at the 2013 Four Continents Championships. During their free dance, Virtue felt cramping in her legs and paused the performance; they resumed after about three minutes and finished second to Davis / White. Virtue / Moir also took second place at the 2013 World Figure Skating Championships, in their hometown of London, Ontario, behind Davis/ White.
Virtue and Moir started their season at the 2013 Finlandia Trophy and won the gold medal. They have been assigned two ISU Grand Prix of Figure Skating events for the season: the 2013 Skate Canada International and the 2013 Trophee Eric Bompard, and won those two competitions. They finished second at the Grand Prix Final with their best score of the season (190.00).
During the airing of the 2014 Canadian Tire National Skating Championships on TSN, Virtue and Moir stated that they could be retiring after the 2014 Winter Olympics in Sochi, Russia.
Virtue and Moir have toured with Stars on Ice in Canada and performed in ice shows such as Festa on Ice, Shall We Dance On Ice, All That Skate in Los Angeles and 2011 All That Skate Summer.
(with Virtue)CD = Compulsory Dance; OD = Original Dance; FD = Free Dance.
SD = Short Dance.
Personal bests highlighted in bold.