Loretta Lynn is mourning a devastating family loss. The country music icon's oldest grandson, Jeffrey Allen Lynn, passed away on Monday (June 6) at the age of 47.

The 84-year-old country legend's team posted to her Facebook page on Wednesday (June 8), letting fans know about the heartbreaking loss:

American music icon, Loretta Lynn is mourning the passing of her eldest grandson, Jeffrey Allen Lynn who died unexpectedly on Monday. Jeffrey was 47 and lived and worked on Loretta Lynn's ranch in Hurricane Mills, Tennessee. Jeffrey was the eldest son of Jack Benny Lynn, Lynn's second child and eldest son who tragically drowned in 1984. Jeffrey Allen Lynn is survived by three children, Jory, Katie and Cody.

According to Facebook, Loretta Lynn was scheduled to perform on Friday (June 10) in Miami, Okla., and on Saturday (June 11) in Hinton, Okla. Those shows will be postponed to July 8 and Nov. 12 to allow her to be with her family.

Lynn has faced family tragedy many times over the years, in addition to the loss of Jeffrey's father, Jack Benny Lynn, who was her oldest son. Her husband of nearly 50 years, Oliver "Doo" Lynn, died in 1996, and her oldest child, daughter Betty Sue, died in 2013 after battling emphysema.

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