Work it, ladies! See Jessica Alba, Hilary Duff, Fergie and more stars in the sexiest bikinis of 2017 — so far.
Kourtney Kardashian
The mom of three worked her toned figure in a black two-piece in Miami on June 12, 2017.
Hailey Baldwin
The model showed off her abs in a printed two-piece bikini while soaking up the sun in Miami on June 12, 2017
Ariel Winter
The Modern Family star flaunted her curves in an ice blue bikini on May 29, 2017.
Bella Hadid
The emerging supermodel looked chic in a lingerie-inspired white bikini while on a yacht in Cannes on May 20, 2017.
Sara Sampaio
The Victoria’s Secret model posed for a sultry snap while aboard a yacht in Cannes on May 23, 2017.
Kourtney Kardashian
The reality star lounged in a rainbow bikini on April 25, 2017.
Demi Lovato
Wearing a strapless black and white two-piece, the singer declared April 21, 2017: "love your body the way it is
Irina Shayk
Hot mama! One month after giving birth to daughter Lea, the model showed off her post-baby bod on Instagram April 18, 2017.
Kate Upton
The Sports Illustrated Swimsuit cover girl flaunted her beach bod in a blue bikini on vacation in Turks and Caicos on April 18
Elizabeth Hurley
In a red bikini from her Elizabeth Hurley Beach collection on Frégate Island in the Seychelles on April 13.
Lisa Rinna and Delilah Belle
Rinna in a scarlet two-piece and her daughter in mismatched black and white separates in Los Cabos, Mexico, April 12.
Lourdes Leon
In a bubblegum pink bikini while strolling on the beach in Miami on April 10.
Kate Beckinsale
In a red bandeau bikini top and white bottoms while lounging over the ocean in an Instagram pic shared on April 10.
Heidi Klum
In a grommet-accented red bikini in Turks and Caicos on April 6.
Bella Hadid
In a scarlet string bikini while stretched out on the sand in an Instagram snap shared on April 2. Her caption? "Reflect and recharge
NeNe Leakes
In a jewel-embellished royal blue bikini and a multicolor coverup in a photo shared via Instagram on April 2.
Kristin Cavallari
In a cocoa-colored string bikini — just over a year after giving birth to her third child — while vacationing with her husband, Jay Cutler, on March 26, 2017. Via Instagram, Cavallari captioned the pic, "Swingin' around
Teresa Giudice
The mom of two worked her toned bikini body in a teal two-piece with yellow gemstones in a pic shared via Instagram on March 22, 2017
Rosie Huntington-Whiteley
In a Missoni bikini while flaunting her baby bump in her pregnancy announcement shared via Instagram on February 9
Britney Spears
In a teeny yellow bikini with ruffled details in a video shared March 10 via Instagram.
Emily Ratajkowski
In a white string bikini while posing for a vacation snap shared via Instagram on March 9.
Bella Thorne
In a printed sky-blue string bikini on vacation in Mexico on February 20.
Kim Zolciak-Biermann
In a black halter bikini while strolling on a beach in an Instagram pic snapped by her husband, Kroy Biermann, and shared on January 31.
Hailee Steinfeld
In a striped suit with an off-the-shoulder top, revealed in an Instagram shot on New Year's Eve.
Joan Smalls and Doutzen Kroes
In teeny string bikinis (ACACIA for Smalls) in South Beach Miami on January 1. "Amazing first day of the New Year!" Kroes captioned the snap via Instagram.
Hilary Duff
In a scalloped blue bikini top, teamed with a head scarf and denim cutoffs, while vacationing in Hawaii on January 2.
Alessandra Ambrosio
In a textured taupe bikini en route to the Praia Brava beach in Brazil on January 2.
Jasmine Tookes and Romee Strijd
In bandeau-top bikinis while vacationing in Bahia, Brazil, on January 2.
Romee Strijd
In a baby-pink Tori Praver two-piece with high-waisted bottoms in Bahia, Brazil, on January 3. "sea you soon 🍉," she captioned via Instagram.
Camila Cabello
In a white and nude bikini while vacationing in Cancun on January 3.
Kylie Jenner
In a black string bikini with white stitching and a matching choker, which she rocked in an Instagram pic on January 4.
Fergie
In a teeny green swimsuit with long side ties teamed with round mirrored shades, while vacationing in Maui, Hawaii on January 4.
Kourtney Kardashian
In a lavender two-piece and a body chain while vacationing in the Bahamas, later shared via Instagram on January 5
Bella Hadid
In a teeny black string bikini while on location in the Bahamas for a shoot on January 10.
Kristin Cavallari
In a striped Prey swimsuit designed by her former costar Audrina Patridge while visiting Sayulita, Mexico, on January 13.