Although the 100 butterfly is not one of her events on the international stage, Regan Smith has flourished in the discipline.

When discussing dominance of the all-time rankings in an event, much has been made about Adam Peaty’s ownership of the 100-meter breaststroke and Katie Ledecky’s monopoly of the 1500 freestyle. But as ...

Lakeville’s Regan Smith recorded a season-best time in the 200-meter backstroke final at the World Championships on Saturday in Singapore, touching the wall in 2 minutes, 4.29 seconds. That was less ...

Australia’s Kaylee McKeown edged American Regan Smith to win gold in the women’s 100-meter backstroke final Tuesday at the swimming world championships in Singapore, a blistering-fast edition of the ...

No one was beating Regan Smith in her signature event. Bouncing back from a close-but-no-Olympics call in her first race, Smith set a world record in the women's 100-meter backstroke at the U.S.