Birthday: 06/13/91 Mile PR: 3:50.3 (road) - 2016
Metric Mile (1500m) PR: 3:33.65 - 2021
High School: Strongsville High School '10
Hometown: Strongsville, OH
College: University of Oregon '15
Current Residence: Reston, VA
Colby Alexander retired as a professional runnner in July 2025.
In 2022, Alexander finished third in the 2022 Wanamaker Mile, clocking a personal track record of 3:52.84, and the following week, placed second in the Tommy Leonard Memorial Mile (3:53.83).
In 2021, he finished 8th at the 2021 U.S. Olympic Trials 1500 meters in 3:38.29, and later in July, he win the Sunset Tour 1500m in 3:33.65, a personal record.
In 2020, Colby was the USA 1 Mile Road Championship runner-up, clocking 3:58.8 at the Blue Oval Showcase in Des Moines, Iowa, and in October, Alexander won the Bakline Elite Mile in 3:57.86.
The Oregon grad first joined the sub-4:00 club at the Harry Jerome Track Classic in the summer of 2014, when he crossed the finish line in 3:59.69. After completing his final NCAA season in 2015, Colby placed 9th at the USA Championships in the 1500m final (3:40.62), finished 5th in 4:00 at the GNC Live Well Liberty Mile, won the Michigan Mile in 4:10.25, and finished 11th at the 2015 Fifth Avenue Mile.
2016 saw big improvements as he qualified for the Olympic Trials, where he finished 7th in the 1500m final, clocking 3:38.90, and soon after won the Track Town Summer Series 1500m with a PR time of 3:34.88. Colby continued his 2016 breakrthough season by placing runner-up at the Aetna Falmouth Mile, finishing in 3:58.15, just .01 behind the winner and NJ*NY Track Club teammate Kyle Merber. He capped-off the 2016 season at the New Balance 5th Avenue Mile, finishing 3rd vs. a stellar field with a time of 3:50.3, a big PR and less than a second behind winner Eric Jenkins (3:49.3) and Olympic gold medalist Matthew Centrowitz (3:49.5).
FUN FACT: In 2016, Colby and his two NJ*NY Track Club teammates Johnny Gregorek & Kyle Merber produced the most sub-4s on the track with 5 each.
Photo credit; Kevin Morris
Nine men go sub-4 with veteran Willis clocking sub-4 for record 20th consecutive year
From Millrose Games media
NEW YORK - Both the WHOOP Wanamaker Mile races lived up to their expectations Saturday afternoon during the 114th Millrose Games at The Armory’s New Balance Track & Field Center.
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Three men go sub-4; Lipari sets national championship record
Report from USATF
DES MOINES, Iowa – At a rare 2020 USA Championship, thanks to the Drake Blue Oval Showcase presented by Mediacom, Sam Prakel and Emily Lipari won USATF 1 Mile Road Championship crowns, clocking 3 minutes, 58.3...
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Drake Blue Oval Showcase presented by Mediacom hosts title tilt with stadium finish; $10,000 prize purse
From Drake Relays
Despite a four-month postponement, Des Moines will reprise its role as the host of the USA Track & Field 1 Mile Road Championship when the nation's best Milers compete...
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Men's field boasts 12 sub-4 minute Milers; $14,000 prize purse with $3000 to each race champion
By Mark Dwyer, MileSplit OH
Racing fans in Northeast Ohio are in for a treat on Saturday, August 11th, as the inaugural Guardian Mile featuring a host of international elites and top local high...
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It’s rare to root for someone as they’re actively beating you, although this was a special occasion.
By Kyle Merber for Tracksmith
In late May, Trevor Dunbar texted me. A week later and we were sitting for lunch in Concord, Massachusetts ahead of the Adrian Martinez Classic. My ears were open...
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Three HOKA NJ*NY Track Club coached athletes entered in famed Wanamaker Mile at upcoming 110th NYRR Millrose Games
From NYRR
NEW YORK – If 55 years of coaching track & field have taught Frank Gagliano anything, it’s to keep going.
The legendary coach, now in his seventh year at the helm of ...
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36th edition produces three women sub-4:20, two men sub-3:50; record 17 women sub-4:30 and record tying 17 men sub-4
From NYRR
NEW YORK – American Jenny Simpson became the first five-time winner – man or woman – in event history and rising star Eric Jenkins shocked the field with his top...
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Manikas-Hill, Sessa win Tommy Cochary High School Mile titles
From New Balance Falmouth Road Race
FALMOUTH, Mass. — Kyle Merber and Katie Mackey both repeated as champions of the Aetna Falmouth Elite Mile on Saturday night with Merber winning for the second consecutive time and Mackey...
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An event record 1,500-plus participants at fourth edition; third stop on the Bring Back the Mile Grand Prix Tour 2015
By Ryan Lamppa, The Mile wire
PITTSBURGH – (July 31, 2015) – At the 4th GNC Live Well Liberty Mile on a warm, humid Friday evening in downtown Pittsburgh, two Milers, who are...
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