However, she's better known for her "not impressed" reaction during the awarding ceremony of the Olympic vault where she only won silver after a tragic fall on her second jump.
Since then, her fame shot up thanks to the McKayla Maroney is Not Impressed internet meme that has been going around in social networks.
And after months, when we thought that phase of our online world is over, Maroney comes back with probably the most amusing "not impressed" photo just yet - and this time, it's real and not Photoshopped.
During her team's stop at the White House Thursday, she got the opportunity to pose with US President Barack Obama himself who was sport enough to imitate her now famous jaw-flexing face.
Now we wonder, to what are Obama and Maroney not impressed?
Photo credit: Pete Souza / White House Photo