Mary, also known as Ellen to her friends and family, was last seen leaving her home on Petherton Road at 10.30 AM on Monday (March 31).
She is also known to have links to the Camden area.
Ellen is described as slim with brown hair. She was last seen wearing a brown jumper, a long dark green skirt, and a black hat.
If you have seen Ellen or have any information about her whereabouts, call police on 101 and quote reference 2696/31MAR.
A spokesperson for the Metropolitan Police said: “Mary, who is also known to her friends and family as Ellen, was last seen leaving her home in Petherton Road, Islington at around 10:30hrs on Monday, March 31.
“She is also known to have links with the Camden area.
“Ellen is slim with brown hair.
“She was last seen wearing a brown jumper, a long dark green skirt and a black hat.
“If you have seen Ellen or have any information about her whereabouts, please call 101 and quote the reference 2696/31MAR.”
