Stacy Keibler
Another hat day for Stacy! The star looks fabulous as per usual in one of her signature panama hats.
Ashlee Simpson
Check out those killer beach waves! Ash tops off her great hair with a black hat and oversized black shades.
Kate Hudson
Clearly nailing the beach-chic look, Kate pairs a straw fedora with blue shades on the beach in Ibiza.
Chrissy Teigen
Why so serious, Chrissy? The star steps out in a casual-cool panama hat.
Jessica Alba
Day or night, Jess rocks this blue-ribbon hat.
Stacy Keibler
The momma-to-be is all smiles in a summery panama hat.
Lupita Nyong'o
The Oscar winner catches some rays on the beach in Maui wearing a floppy sun hat.
Taylor Swift
Always looking polished, T-Swift pulls her ensemble together with a sleek black brimmed hat.
Hilary Duff
The newly-single star keeps it causal in red-orange panama hat.
Emma Stone
Grabbing coffee in NYC, the flame-haired actress wears a 30s-inspired khaki-green hat.
Ellen Page
Making a statement! The Inception star goes casual in a black baseball cap and basic white tee.
Jessica Alba
The 33-year-old steps out in a basic black panama.
Julianne Hough
Happy face! The Dancing With the Stars performer flashes her pearly whites wearing a white-brimmed hat in LA.
Dakota Johnson
The Fifty Shades of Grey starlet steps out in a khaki panama hat with a brown ribbon.
January Jones
Watch out, whoever you are! The mom has some fun while taking aim with a toy water gun.
Kate Middleton
While Kate's headwear is actually a fascinator and technically she wears them all year round we still couldn't help but include the Duchess' gorgeous gray accessory.
Alessandra Ambrosio
Happy birthday, Alessandra! The 33-year-old celebrated her big day at Coachella wearing a fun floppy hat.
Stacy Keibler
The pregnant starlet looks chic in a maroon hat paired with oversized shades and a side braid while running errands in Beverly Hills.
Lupita Nyong'o
Not one to miss a fashion beat, Lupita is lovely as always in a feminine black hat amplified by her cobalt eyes.
Blake Lively
Undercover! Mrs. Ryan Reynolds arrives in NYC wearing a chic black cloche.
Demi Lovato
Demi hits the streets of London in a black brimmed with funky round shades.