At the end of this post, I included a free crochet-along version of the triangle granny square pattern. And if you’d like the full step-by-step pattern for this cat bandana — including a printable version and instructions for the decorative edging on the sides of the triangle — it’s now available on my Etsy shop here. Your purchase helps support a small creator like me, and I truly appreciate it so much. Thank you! ♡

Lately I’ve been obsessed with making cute little crochet accessories for pets, and this triangle granny square cat bandana might be one of my favorite quick projects so far. It’s simple, adorable, beginner-friendly, and honestly so much fun to crochet

These bandana are also photograph beautifully for Etsy, Pinterest, and Instagram because the granny stitch texture looks so charming on camera. I had so much fun creating this design.

I wanted to create something soft and comfy for cats while still keeping that classic granny square charm. Instead of making a traditional square, I turned the pattern into a triangle shape to create the perfect little bandana.

What I love most about this crochet project is how quick and easy it is. You can finish one in just a short sitting, which makes it perfect for relaxing weekend crochet sessions, market prep, or handmade gifts for fellow cat lovers.

Why I Love This Crochet Cat Bandana

• Beginner friendly
• Fast to crochet
• Great for yarn scraps
• Super customizable
• Perfect for spring and summer pet accessories

You can play around with colors, add cute borders, or even make matching bandanas for multiple pets. I personally love using soft cotton yarn because it feels lightweight and comfortable for cats to wear.

Crochet Triangle Granny Square Style

The triangle granny square construction gives the bandana a classic handmade look while keeping the pattern easy to memorize. Once I got started, I honestly didn’t want to stop making them.

It’s one of those relaxing crochet projects where you can sit down with your favorite drink, crochet a few rounds, and suddenly have an adorable finished piece ready to wear.

Perfect Handmade Gift for Cat Lovers

If you sell handmade crochet items or love making gifts, these cat bandanas are such a cute idea. They work wonderfully for:

• Pet birthdays
• Cat photoshoots
• Handmade pet accessories
• Craft markets
• Small crochet shop inventory

Here’s how the granny square triangle is worked:

Chain 4, then ss back into the first ch.

Row 1: always start with 4 ch (it counts as dc and 1ch here and throughout), into the ring center you work 3 dc, 3 ch, 3 dc, 1 ch, dc. Turn 

Row 2: 

again, start with ch 4, 

3 dc in 1st ch sp, ch 1, [

3 dc, ch 3, 3 dc] in 3-ch sp, ch 1, 

[3 dc, ch 1, dc ] in last 1-ch sp. Turn

Row 3: 

Ch 4, 3 dc in 1st ch sp, ch 1

3 dc in next 1-ch sp, ch 1, 

For the peak, you do [3 dc, 3 ch, 3 dc } in 3-ch sp, ch 1, 

3 dc in next 1-ch sp, ch 1 

 [3 dc, ch 1, dc ] in last 1-ch sp. Turn. 

Row 4: 

Ch 4, 3 dc in 1st ch sp, ch 1 

[ 3 dc in next 1-ch sp] to 3-ch sp, ch 1

For the peak, you do [3 dc, ch 3 , 3 dc } in ch-3 sp, ch 1,  

3 dc in next 1-ch sp, 3 dc in next 1-ch sp, ch 1,

 [3 dc, ch 1, dc ] in last 1-ch sp. Turn. 

Row 5: 

Ch 4, 3 dc in 1st ch sp, 

[ch 1, 3 dc ] in next 1-ch sp, then repeat [ ] 2 more times for the next 2 chain spaces. 

Then for the triangle peak you do ch 1,   [3 dc, 3 ch, 3 dc } in ch-3 sp, 

[ ch 1, 3 dc ] in next 1-ch sp ,  then repeat [ ] 2 more times for the next 2 chain spaces

For corner, you do 1ch, 3 dc, 1 ch, 1 dc . Turn 

Row 6: 

4 ch, 3 dc in the 1st ch sp,

[ch 1, 3 dc in next 1-ch sp], then repeat [ ] 3 more times for the next 3 chain spaces. 

For the peak, you do ch 1,  [3 dc, 3 ch, 3 dc } in ch-3 sp,

[ ch 1, 3 dc ] in next 1-ch sp ,  then repeat [ ] 3 more times for the next 3 chain spaces

For corner, you do 1ch, 3 dc, 1 ch, 1 dc . Turn