While Amazon didn't win as many awards in comparison, "The Marvelous Mrs. Maisel" swept several categories, including best actress and best supporting actress in a comedy, best comedy, and a historic double win for Amy Sherman-Palladino, who won for writing and directing the series.
The field bested by Foy included last year's victor Elisabeth Moss for "The Handmaid's Tale" and Sandra Oh of "Killing Eve", who would have been the first actor of Asian descent to get a top drama award.
That breaks the program's own record as the most decorated fictional show since the Television Academy first handed out prizes in 1949.
And last year's "SNL" champs Alec Baldwin and Kate McKinnon were felled by Henry Winkler ("Barry") and Alex Borstein ("The Marvelous Mrs. Maisel").
Darren Criss, who is of Filipino descent, won the lead acting award for the miniseries "The Assassination of Gianni Versace", which won best limited series.
"One of the things I love the most about this show.it's about a woman who is finding her voice anew", Ms. Brosnahan said.
HBO dark comedy Barry notched two acting wins - for Mr. Winkler and series star Bill Hader.
"You wonder why I don't like to call you my girlfriend?"
Other big winners Monday night were Bill Hader who won outstanding comedy actor for his series "Barry" and outstanding drama actor victor Matthew Rhys for "The Americans".
During the Primetime telecast, Netflix won 7 Emmys, HBO won 6, Amazon won 5, and FX won 5.