Most gargoyles and other architectural sculptures appear *above* doors and windows, or at rooflines. But when I was in Montreal recently, I saw these two female heads at the bottom of the door frame.
Here’s a closer view of the lady on the left:
And the one on the right:
In fact, the figure on the right has a companion who overlooks the steps up to the restaurant next door:
Terry Murray 
These are so nice. Do you think they could be mother (left) and child (right)?
Could be, but they look awfully close in age. I’ll look into it and get back to you.