Tyminski, a member of Alison Krauss' band Union Station, is nominated in categories including Entertainer of the Year, Male Vocalist and Song of the Year, the last for "Wheels."
The duo Dailey & Vincent has seven nominations and comedian-actor Steve Martin got six.
Martin burst onto the bluegrass scene this year with his first album.
The 20th annual awards will be presented Oct. 1 at the Ryman Auditorium in Nashville.
The hosts will be Kathy Mattea and the band Hot Rize.
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