Kim Kardashian debuted a beach-ready body

In May, Kim Kardashian debuted a beach-ready body in her teal and gold-accented two-piece in Mexico.

Rachel Bilson vacationed in Barbados

Rachel Bilson vacationed in Barbados with Hayden Christensen in a halter-style raspberry bandeau top bikini on April 23rd.

Miranda Kerr

Victoria's Secret model Miranda Kerr posed in Have Faith Swimwear for a photo shoot in Malibu on April 17th, just three months after giving birth to a son with husband Orlando Bloom

Kristin Cavallari

Kristin Cavallari stepped out wearing a colorful Mara Hoffman two-piece in Santa Monica in April.

Rachel Bilson bikini

During the same trip, Rachel Bilson wore a two-piece in a garnet red shade by FrenchFifty. The style is the "Laguna Beach" suit.

Kate Bosworth

Kate Bosworth slipped on Bikini Thief's nautical striped blue and white two-piece "Sayulita" style while vacationing in Mexico in April.

Hilary Swank

Academy-Award winning actress Hilary Swank wore a pink striped bikini by BCBG Max Azria while relaxing on the beaches of Oahu, Hawaii in April.

Courteney Cox

On April 3rd, Courteney Cox splashed around in St. Barths in a black bikini.

Denise Richards

Denise Richards enjoyed the sun in the Bahamas in a printed bright blue bikini in early April.

Halle Berry

Halle Berry hit the beach in Malibu on April Fool's Day wearing a black and white printed Cia.Maritima bikini and a sheer Crystal Jin cover up.

Gwyneth Paltrow

In February, Gwyneth Paltrow enjoyed the Caribbean water in a blue striped bikini by Tory Burch.

Brooklyn Decker

In Miami, model-turned-actress Brooklyn Decker shows off her Sports Illustrated-caliber curves in a hardware-embellished, braided strap bikini in March.

Audrina Patridge

While shooting an ad for her new series in Santa Monica in March, MTV star Audrina Patridge wore a blue twist top and colorful printed bottoms.

Melanie Brown

A pregnant Melanie Brown hit the pool deck in Hollywood in April in a white triangle top bikini.

Gisele Bunchden

In March, supermodel (and new mom) Gisele Bunchden didn’t show a hint of baby weight in a barely-there animal-print string bikini in Rio de Janeiro.

Maria Menounos

TV Host Maria Menounos played football in a black bikini while celebrating New Year's in Miami.

Megan Fox

Megan Fox’s simple black two-piece serves as the perfect backdrop to her many tattoos as she frolics in Hawaii in December.

Chloe Sevigny

Chloe Sevigny chose a blue and pink bikini with a flower accent for her post-New Year's dip.

Gwyneth Paltrow

Never one to shy away from the sand and surf, Gwyneth Paltrow shows off her beach-ready bod in a chic royal-blue two-piece by Vitamin A in Barbados in January.

Kate Middleton

Kate Middleton makes waves pre-wedding in her white sports-chic two-piece in Ibiza in 2006.

Olivia Palermo

Olivia Palermo avoids tan lines by adjusting her itsy-bitsy two-toned bikini in St. Bart’s in January.

Kate Beckinsale

Actress Kate Beckinsale shows off her retro sensibilities in a navy ruffled number in Mexico in January.

Padma Lakshmi

In February, Padma Lakshmi showed off an hourglass figure in a earth-toned patterned string bikini.

Kourtney Kardashian

Kourtney Kardashian went nautical-chic with a striped string top and low-rider briefs on a May Mexican get-a-way.

Cameron Diaz

Cameron Diaz highlighted her ultra-toned physique with a pretty mauve halter mix-and-match in 2007 in Malibu, California.

Leighton Meester

In 2009, Leighton Meester added a cool T-shirt cover-up to her classic black two-piece in Los Angeles.

Lauren Conrad

Lauren Conrad hit the Malibu waves in a tiny printed triangle top and matching string bottoms in 2009.

Fergie

In 2008, Fergie got some R&R in the Bahamas in a red and black halter bikini.

Britney Spears

Britney Spears looks amazing in a hot-pink two-piece while relaxing with friends in Marina del Ray in 2009.

Rihanna

Rihanna takes some down time in Hawaii in 2010 in a tribal-printed mint-green and black number.

Kim Kardashian

Kim Kardashian takes a morning walk on the beach in Miami in 2010, sporting a luxe metallic bikini.

Vanessa Hudgens

Vanessa Hudgens plays in the surf in Maui in 2007 in a stitch-detailed striped suit.

Rachel Bilson

Outfitted in a printed bandeau bikini, Rachel Bilson takes cover from the Hawaiian sun while strolling in 2010.

Katy Perry

Katy Perry tosses the stage costumes and heavy makeup in favor of a preppy green suit and shades in Mexico in 2008.

Ashley Tisdale

Ashley Tisdale celebrates her birthday in Maui in 2008 with a sun-soaked vacation, complete with an abstract-print halter bikini.

Ali Larter

Ali Larter sports a classic black string bikini while taking an afternoon stroll in Malibu in 2008.

Annalynne McCord

Annalynne McCord showed off her toned frame in a yellow two-piece on Hermosa Beach in 2010.

Mariah Carey

Long before the babies arrived, Mariah Carey frolicked in a pastel-hued suit in Italy in 2007.

Heidi Klum 2007

Heidi Klum soaked up the sun in a color-bright blue bikini in Mexico in 2007.

Hayden Panettiere

In 2010, Hayden Panettiere showed off her petite frame in a red Hello Kitty suit in Malibu.

Whitney Port

In 2009, Whitney Port filmed scenes for her reality show in a retro-inspired, ruffled-trimmed two-piece in Miami.

Lindsay Lohan

Lindsay Lohan mixed and matched a striped top and solid bottoms in Hawaii in 2009.

Heidi Klum

Vacationing in Italy, Heidi Klum showed off an unbelievable post-baby body in a black strapless number.

Katy Perry

Relaxing poolside, Katy Perry sported a cute pink ruffled bikini in Miami in 2009.

Carrie Underwood

Carrie Underwood shows off her fashion skills with a green mixed top and bottom in the Bahamas in 2009.

Sofia Vergara

Vacationing with friends in Italy, Sofia Vergara shows off a white-hot suit in 2010.

Gwen Stefani

In a rare natural moment, Gwen Stefani shows that she's just a stunning au natural in a red string bikini and gauzy white sarong in St. Bart's in 2009.

Britney Spears Bikini

Britney Spears goes glam poolside with a white retro suit, black sun hat and heels in LA in 2009.