Square Hat Knitting Patterns- In the Loop Knitting

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Knitting patterns for baby and adult hats that are knit with square tops. Many are knit flat and are easy. Many of the patterns are free. Updated 3/15/23

To get the knitting patterns, scroll down the page to the individual pattern you want and click on the link to that pattern.

These patterns are not my designs but links to other designers who have generously shared their patterns. If you have questions about how to knit a specific pattern, please contact the designer directly.

All links on this site are for informational purposes, but please note that some links are to affiliate sellers that pay me a small commission on purchases.

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Free Patterns

Fool For All Seasons

Square-topped hat in sizes for the whole family knit in the round with a stranded geometric design with no decreases and jester pomballs at points. Sizes Baby, Toddler/Preschooler, Adult Small, Adult Medium, Adult Large. Great stashbuster. Sport weight yarn. Designed by Sarah Schira for Knitty.

Double Heart Pom Hat

Easy square top hat for babies and toddlers featuring two hearts. Hat knit in the round but there is no decrease section! Web pattern for size size 0-3 months is free. More sizes and a printable pdf are available on Etsy. Designed by Cassie at Little Red Window.

Dream CatcherBaby Hat

Easy baby hat knit in one piece with a striped basketweave texture and no decreases. Matching free baby blanket pattern. Sizes 0-6 months and 6-12 months. Great stashbuster. Worsted weight yarn. Quick baby shower gift! Designed by Susan B. Anderson for Spud & Chloë. Pictured projects by designer and carrlin

Rainbow Double Pom Pom Hat

Easy square top hat featuring a rainbow across the top with two cloud pompoms. Hat knit in the round but there is no decrease section! Web pattern for size size 0-3 months is free. More sizes and a printable pdf are available on Etsy. Designed by Cassie at Little Red Window.

Mock Cable Newborn Baby Hat

Easy baby hat knit flat in one piece with a zigag texture in knit and purl stitches. Quick knit in bulky weight yarn. Quick baby shower gift! Designed by Marie Jane for Cute and Craftie.

More Free Patterns

Cardigan and Pompoms Hat 5383

Long-sleeved baby cardigan and double pompom hat are both knit flat in pieces then seamed. Sizes 0-3; 3-6; 6-9; 9-12; 12-18; 18-24 months. Designed by Sirdar. DK weight yarn. May only be free a limited time.

Checkered Baby Hat

Easy baby hat knit flat in one piece, folded, and seamed. Sizes: 18-24 months. Aran weight yarn. Designed by Gina Michele.

Sweet Striped Baby Hat

Fun baby hat knit in two rectangles with ribbing knit on after seaming. Designed by Keira Wiggins for Lion Brand. Worsted weight yarn.

2 ways to get the free pattern:

I’m a Hoot Hat

This pattern for an owl baby hat comes with a free video tutorial. Sizes: 6-12 months and 18-24 months. Designed by Bernat.

Baby Cardigan and Hat

Long-sleeved sweater with offset front and straight topped hat knit in garter stitch. Sizes Newborn to 6 Months. Suitable for beginners according to the designer Phildar. DK weight yarn.

Get the free knitting pattern

Check Stitch Baby Hat and Cardigan

From Yarnspirations. Sized from newborn to 2 years.

Baby Owl Hat

Designed by Patricia Sinnett.

Patterns for Purchase

4 Hat Set

No longer free. 4 hats perfect for the whole family including Cabled Square Hat knit flat, Cabled Beret, Ribby Pull-on Hat, and Slouchy Pull-on Hat (not pictured). Sizes 4-6 yrs, 7-9 yrs, 10-12 yrs, Adult. Designed by Hayfield. Aran weight yarn. Yarn also available on pattern page.