Mary Ann Ogden Avery (1825–1911) was an art collector and museum benefactor active in New York City.

In 1857 the couple lost their four-year-old daughter Emma and soon after Mary began to accompany her husband on yearly trips to purchase art on speculation for resale on the New York market.

The catalog, dated 1898, mentions the places she collected spoons: universal exhibitions of Paris 1867, 1878, 1889, and of Vienna 1873.

Bric-à-brac shops in London, Chester, Liverpool, Paris, Lille, Rouen, Blois, Brussels, Antwerp, Amsterdam, Hague, Haarlem, Berlin, Frankfort, Nuremberg, Düsseldorf, and Prague.

The couple continued living with their only surviving child Samuel Jr. in their New York City gallery, who took over the family business.