Alison Krauss
As of 2018, she has won 27 Grammy Awards from 42 nominations, tying her for the second most awarded recipient alongside Quincy Jones, second only to classical conductor Georg Solti, who holds the record for most wins with 31. She is the most awarded singer and the most awarded female artist in Grammy history.
56th Annual Grammy Awards
The eligibility period for the 56th Annual Grammy Awards was October 1, 2012, to September 30, 2013. The nominations were announced on December 6, 2013 during a live televised concert on CBS, "The Grammy Nominations Concert Live – Countdown to Music's Biggest Night." Jay Z received the most nominations with nine. Justin Timberlake, Kendrick Lamar, Macklemore & Ryan Lewis and Pharrell Williams each received seven nominations. Daft Punk and Pharrell Williams were nominated twice for both Album of the Year and Record of the Year. Sound engineer Bob Ludwig received the most nominations by a non-performing artist, with five.