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.
Grammy Award records
Quincy Jones with 27 awards holds the record for most Grammy Awards won by a producer (and eleven of those were awarded for production duties. Jones also received Grammys as an arranger and a performing artist). Some producers have also won awards as engineers, mixers and/or mastering engineers.