The country singer, 27, who will vie for three awards at the upcoming Grammys, leads the pack of nominees for the 46th Annual Academy of Country Music Awards with seven nods, including Top Female Vocalist – an honor she shares with Taylor Swift, 21.
Kenny Chesney and the Zac Brown Band have five nominations. Swift, along with The Band Perry, have four.
Other nominees for the Las Vegas awards show that will air April 3 on CBS include Lady Antebellum, Alan Jackson and Keith Urban.
Urban will vie with Lambert, Swift, Brad Paisley, Toby Keith and Jason Aldean for the title Entertainer of the Year.