Evelyn Chalmers

Dr. Quentin would tell him he was farting a lot because he was getting older and that was it. Aunt Evvie Chalmers's death that late spring had hit George hard - harder than he ever would have believed - and just lately he didn't like to think about getting older.

Bannerman recalls Aunt Evvie’s recent death.

The oldest living person in Castle Rock that late spring was Evelyn Chalmers, known as Aunt Evvie by the town's older residents, known as 'that old loudmouth bitch' by George Meara, who had to deliver her mail -' which mostly consisted of catalogues and offers from the Reader's Digest and prayer folders from the Crusade of the Eternal Christ -' and listen to her endless monologues.

Castle Rock’s oldest resident Evelyn Chalmers is identified by the nickname Aunt Evvie.

Although no one knew for certain, it seemed likely that she had used Aunt Evvie Chalmers’s money to fund the new venture. Who else would that crazy old rip have left it to?

Town gossip connects Polly’s sewing shop funds to Aunt Evvie’s estate.

Aunt Evvie waits for Polly to regain control after crying; the passage explicitly supplies Evelyn Chalmers as her full name.

I curled up on the sidewall, crying. Aunt Evvie Chalmers came down her walk, thudding her cane angrily as she came. She asked me if I needed the doctor. I sat up and managed to stop most of the crying.

Evvie comes down her walk with a cane and asks the injured child whether he needs a doctor.

… until earlier that year, Nan’s Luncheonette, and You Sew and Sew, the dress-and-notions shop run by Evvie Chalmers’s great-granddaughter, Polly—a woman of whom we must speak at another time. There were slant-parking spaces in front of all the shops on Lower Main …

The narrator explicitly identifies Polly as Evvie’s great-granddaughter.