Made for Sunny Days & Summer Memories

Boys Swim Trunks & Swimwear

Make a splash in classic Cecil & Lou swimwear for little boys. Shop boys swim trunks, rashguards, baby swim styles, coverups, and beach-ready favorites in seersucker, windowpane, stripes, playful prints, and timeless colors for pool days, beach trips, vacations, and summer memories.

Classic swim trunks, rashguards, baby swim styles, personalized favorites, and beach-ready pieces for boys.

  • Mint Stripe Swim Trunks Back view of mint striped swim trunks

    Mint Stripe Swim Trunks

    $18.00
    $30.00 $18.00
    Sold Out
  • Blue Windowpane Swim Trunks Light blue checkered shorts with a monogram on a white background

    Blue Windowpane Swim Trunks

    $28.00
    $28.00 $28.00
    Sold Out
  • Blue And White Rashguard Young boy wearing a white long-sleeve shirt and checkered shorts with 'wyatt' printed on the shirt.

    Blue And White Rashguard

    $13.00
    $26.00 $13.00
    Sold Out
  • Blue Windowpane Rashguard Young boy wearing a light blue checkered shirt with 'jack' embroidered on it against a white background

    Blue Windowpane Rashguard

    $26.00
    $26.00 $26.00
    Sold Out
  • Blue Windowpane Swim Bloomers Baby wearing a light blue checkered diaper with 'JCB' monogram on a white background

    Blue Windowpane Swim Bloomers

    $20.80
    $26.00 $20.80
    Sold Out
  • Sailboat Print Swim Trunks Child wearing a navy long-sleeve shirt and sailboat shorts on a beach.

    Sailboat Print Swim Trunks

    $18.00
    $30.00 $18.00
    Sold Out
  • Turtle Swim Trunks2 Turtle Swim Trunks

    Turtle Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Blue Gingham And Liberty Swim Trunks Blue Gingham And Liberty Swim Trunks

    Blue Gingham And Liberty Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Red Sailboat Swim Trunks Child wearing sunglasses and swim shorts on a beach

    Red Sailboat Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Alligator Swim Trunks Child wearing shorts with dinosaur pattern against a gray background

    Alligator Swim Trunks

    $18.00
    $30.00 $18.00
    Sold Out
  • Mint Sailboat Swim Trunks Young boy wearing a blue striped rash guard and swim shorts on a wooden boardwalk.

    Mint Sailboat Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Blue Cabana Striped Swim Trunks Blue Cabana Striped Swim Trunks

    Blue Cabana Striped Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Whale Print Swim Trunks Child wearing blue shorts with whale pattern on a plain background

    Whale Print Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Lobster Swim Trunks Child wearing sunglasses and a light blue shirt on a beach

    Lobster Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Pastel Shark Swim Trunks Two children holding hands on a beach with ocean waves in the background.

    Pastel Shark Swim Trunks

    $30.00
    $30.00 $30.00
    Sold Out
  • Color Block Swim Trunks Person wearing floral shorts with a blurred background

    Color Block Swim Trunks

    $18.00
    $30.00 $18.00
    Sold Out

Boys Swimwear FAQs

What types of boys swimwear does Cecil & Lou offer?
The Cecil & Lou Boys Swim collection may include swim trunks, rashguards, baby swim bloomers, swim coverups, personalized styles, and other beach- and pool-ready pieces for baby boys, toddlers, and older boys. Available prints, colors, and silhouettes change throughout the season.
Does Cecil & Lou sell swim trunks for baby boys and toddlers?
Yes. Cecil & Lou offers boys swim trunks in select baby, toddler, and older boys sizes. Styles may feature classic prints, stripes, seersucker, windowpane, playful motifs, and seasonal colors. Review each product page for current sizing and availability.
What is a boys rashguard?
A boys rashguard is a swim top designed to be worn in and around the water, often paired with coordinating swim trunks. Cecil & Lou rashguards may be offered in short- or long-sleeve styles and can coordinate with matching or complementary swim bottoms.
What are baby swim bloomers?
Baby swim bloomers are swim bottoms designed for babies and young toddlers, typically with a fuller fit and elasticized leg openings. Cecil & Lou may offer swim bloomers in coordinating prints and colors that pair with rashguards or other baby swim pieces.
Can Cecil & Lou boys swimwear be personalized or monogrammed?
Select Cecil & Lou boys swimwear may offer personalization, monograms, names, initials, or embroidered details. Customization options vary by product, so review the individual product page for current personalization choices before ordering.
Does Cecil & Lou offer smocked or seersucker swim trunks?
Select Cecil & Lou boys swim styles may feature smocking, seersucker, windowpane, stripes, and other classic fabrics or patterns. These traditional details give boys swimwear a polished look for beach trips, pool days, vacations, and summer photos.
Can boys swimwear coordinate with sibling swimsuits?
Yes. Many Cecil & Lou swim prints and colors may be offered across boys, girls, and baby styles, making it possible to create matching or complementary sibling swim looks. Coordinating options vary by print and seasonal availability.
What should boys wear for beach and pool days?
Boys can wear swim trunks alone or pair them with a rashguard for a coordinated swim look. Coverups, beach towels, and other swim accessories can be added for time before and after swimming, making these pieces useful for pool days, beach trips, lake days, vacations, and swim lessons.
Does Cecil & Lou offer boys swim coverups and towels?
Select Cecil & Lou swim collections may include terry coverups, hooded styles, beach towels, and other accessories that coordinate with boys swimwear. These pieces are useful for beach trips, pool days, swim lessons, lake outings, and summer travel.
What sizes are available in boys swimwear?
Boys swimwear sizing varies by product and may include baby, toddler, and older boys sizes. Review each Cecil & Lou product page for current size availability and use the size guide when selecting the best fit for your child.