The 'White Liar' star was recognised in seven categories including 'Entertainer Of The Year', 'Single Record Of The Year' and 'Song Of The Year' for her track 'The House That Built Me'.
She also picked up two nods for 'Video Of The Year' for 'Only Prettier' and 'The House That Built Me', and a nomination for 'Vocal Event Of The Year' for 'Coal Miner's Daughter' with Sheryl Crow and Loretta Lynn.
Other multiple nominees at the 46th annual event include Kenny Chesney and Zac Brown Band, who were each named in five categories including 'Single Record Of The Year' and 'Album Of The Year'. Zac Brown also picked up an additional four nominations as an individual.
The Band Perry and Taylor Swift each picked up four nominations. Lady Antebellum, Lee Brice, Easton Corbin, Alan Jackson and Keith Urban were also honoured in more than one category.
The nominations were announced by Lambert and Ronnie Dunn during today's The Early Show on CBS.
Fans can vote online for 'Top New Solo Vocalist' and 'Top New Vocal Duo or Group', with the winners in each category moving on to 'Top New Artist'. Fans can vote for that group and 'Entertainer Of The Year' from March 11.
The ACM Awards, hosted by Reba and Blake Shelton, will air live from Las Vegas on Sunday, April 3 from 8pm ET/PT on CBS.