The assistant coach made history leading the San Antonio Spurs after its longtime head coach Gregg Popovich was ejected.
It's just the latest step in Hammon's historic career.
Sports teams' refusal to consider women has a long, sexist history, but it could be starting to change.
We’ll remember 2015 as the year women broke through.
Former WNBA player and coach Nancy Lieberman was hired this summer to help out during summer league with Sacramento Kings. Lieberman becomes the second woman hired as an assistant coach since Hammon was hired in 2014.
"It has nothing to do with gender when you’re talking about pick and rolls and X’s and O’s."
"We’re just saying, 'Scoot over a little bit. Make a little room at the table for the ladies.'"
Last season, Becky Hammon was the first woman to be named a full-time assistant coach to sit on a bench in the NBA. Now she has become the first woman to ever coach the NBA Summer League, leading her team to win the Summer League Championship.
"This day will go down in the books for years to come."
She continues her trailblazing role in the NBA.