Naomi and her daughter, Wynonna, began singing together as a professional act in the early 1980s
eventually producing a string of major hits, including "Mama He's Crazy" and "Love Can Build a Bridge," and selling more than 20 million records.
Over the course of seven years, The Judds won five Grammys and had 14 No. 1 singles, according to the Country Music Hall of Fame.
Younger daughter Ashley Judd later became a celebrity in her own right as an actress.
Naomi Judd was born Diana Ellen Judd in Kentucky in January 1946, according to The Judds' official website.
After the birth of her two daughters, the family moved to Tennessee, where Naomi Judd worked as a nurse. By 1980
she began pursuing a musical career for her and Wynonna, and making appearances on a local morning show, according to the website.
Their first single, "Had a Dream (For the Heart)," released in 1983, reached No. 17 on the Billboard country chart.
Their next single, "Mama He's Crazy," became the No. 1 song on country radio, according to the website, and won The Judds their first Grammy in 1984.
In 2016, Naomi Judd opened up about mental illness during an appearance on "Good Morning America," saying she had been diagnosed with severe depression and anxiety.