Carrie Marie Underwood (born March 10, 1983) is one of Taylor Swift's role models. Taylor looks up to her, as seen here. Underwood is one of country music's biggest stars with multiple hit singles such as "Jesus Take The Wheel", "Before He Cheats", "So Small", and "Good Girl". She has won tons of awards including 7 Grammys.
Underwood has been married to Mike Fisher, who plays professional hockey for the NHL's Nashville Predators, since July 14, 2010. The couple have a son, Isaiah Michael Fisher, who was born on February 27, 2015.
Relationship with Taylor
She mocked Taylor at the Country Music Association Awards in November, 2012. In January 2013 in an interview with Allure magazine, she said she's not close to Taylor. 
Sources claim that Taylor did not want to sit near Carrie in the 2013 Grammy Awards, or cross paths with her at all. She didn't stand or applaud with everyone else when Carrie performed.