Harvick married wife DeLana (Linville) Harvick on February 28, 2001, in Las Vegas, Nevada, shortly after his Cup Series debut.
They had met the previous year at Michigan International Speedway where at the time she was working in public relations for fellow driver Randy LaJoie.
DeLana had worked in a similar capacity for Jeff Gordon previously and had even dabbled in race driving herself.
Her father is former Busch Series driver John Paul Linville.
DeLana is an active participant in Harvick's career, co-owning and working with KHI Management LLC, as well as frequently appearing on Harvick's pit box during Cup races.

The couple live in Charlotte, North Carolina with their son Keelan, who was born on July 8, 2012, and daughter Piper Harvick, born on December 28, 2017.

He is an avid fan of the Philadelphia Flyers of the NHL.
He also stated during the ESPN broadcast of the 2011 5-hour Energy 500, while there was a rain delay, that he was a fan of the New York Yankees baseball team.
On August 10, 2011, Harvick threw out the ceremonial first pitch between the Yankees and the Los Angeles Angels at Yankee Stadium.
Harvick married wife DeLana (Linville) Harvick on February 28, 2001, in Las Vegas, Nevada, shortly after his Cup Series debut. They had met the previous year at Michigan International Speedway where at the time she was working in public relations for fellow driver Randy LaJoie. DeLana had worked in a similar capacity for Jeff Gordon previously and had even dabbled in race driving herself. Her father is former Busch Series driver John Paul Linville. DeLana is an active participant in Harvick's career, co-owning and working with KHI Management LLC, as well as frequently appearing on Harvick's pit box during Cup races.
The couple live in Charlotte, North Carolina with their son Keelan, who was born on July 8, 2012, and daughter Piper Harvick, born on December 28, 2017.
He is an avid fan of the Philadelphia Flyers of the NHL. He also stated during the ESPN broadcast of the 2011 5-hour Energy 500, while there was a rain delay, that he was a fan of the New York Yankees baseball team. On August 10, 2011, Harvick threw out the ceremonial first pitch between the Yankees and the Los Angeles Angels at Yankee Stadium.
Kevin Harvick