Dever previously shared that her mother Kathy had been battling stage 4 metastatic breast cancer.
Kaitlyn Dever’s mother Kathy Dever has died after a 14-year battle with breast cancer.
“I dont even have the words,” Dever said in the post.

Kaitlyn Dever.Frazer Harrison/Getty Images
Your love was everywhere.
You were everyones favorite.
You are my favorite.
The sweetest in the world.
I will be broken forever without you and I dont know how Ill go on."
Dever also thanked her mother for “fighting so hard for us for so long.”
She added, “You made everything better.
My sweetest, beautiful girl.
Oh how much I love you.
What a gift it is to love you.
I love you forever and ever, Mom.”
Dever shared in October 2020that her mother had been battling stage 4 metastatic breast cancer for 10 years.