Less than one month after welcoming her third child, Keri Russell turned heads on the red carpet at the 2016 Tony Awards!

The Americans actress gave birth just three weeks ago, but that didn't stop her from wearing a curve-hugging red Monique Lhuillier gown with thigh-high slit and low-cut neckline.

RELATED: Kim Kardashian Flaunts Her Incredible Post-Baby Bod in a Dress Resembling Lingerie

Showing off her impressive post-baby body, last night marked the brunette beauty's first public appearance since the delivery.

keri russell getty images

This is the 40-year-old's first child with co-star and fiancé Matthew Rhys, 41. The couple has yet to reveal the name or gender of the baby.

RELATED: Everyone's Talking About These New Photos of Ivanka Trump — and When You See the Rest of the Pics, You'll Understand Why!

Keri is also mom to son River, 9, and five-year-old daughter Willa Lou with ex-husband Shane Deary.

For more celebs who quickly bounced back after baby, check out the gallery below!