Bulky crochet dinosaur hat pattern

Looking for a quick and cozy bulky crochet dinosaur hat pattern? This beginner-friendly dino hat uses bulky weight yarn for extra warmth and works up faster than a traditional worsted-weight hat. It includes toddler, child, and adult sizes and is finished with four crocheted dinosaur spikes.

Why you’ll love this bulky crochet dinosaur hat

• Three sizes included — Make it in toddler, child, or adult sizes.
• Bulky yarn — Works up quickly and makes a warm, cozy hat.
• Beginner-friendly — Uses basic crochet stitches and simple increases.
• Fun dinosaur spikes — Four crocheted spikes give the hat its playful dino look.
• Great for costumes and gifts — Perfect for dress-up, Halloween, or dinosaur fans.

Prefer a lighter yarn and earflaps? Try my crochet dinosaur hat pattern made with worsted weight yarn, braided ties, and dinosaur spikes.

Bulky crochet dinosaur hat pattern details

Here’s a quick overview of the materials, sizing, gauge, and pattern notes before you begin.

Skill level

Beginner. This dinosaur hat pattern uses basic crochet stitches in basic form and in simple repeats.

Avoid frustration by learning the most common crochet mistakes beginners make and how to fix them.

Materials needed

• L-11 (8 mm) crochet hook
• Bulky weight yarn (#5) in green and gray
• Yarn needle
• Scissors
• Stitch markers (optional)

Finished sizes

This bulky crochet dinosaur hat pattern includes three sizes: toddler, child, and adult. Use the measurements below to choose the best fit before you begin.

	Circumference	Height
Toddler	18–19 inches	7.5 inches
Child	19–21 inches	8 inches
Adult	21–24 inches	8.75 inches

See my crochet hat sizing guide for full details and size charts.

Gauge

10 stitches = 4 inches
4 rounds = 2.5 inches

Learn how to check crochet gauge before you begin so you can adjust your hook size if needed.

Crochet abbreviations

• dc = double crochet
• hdc = half double crochet stitch
• ch / chs = chain / chains
• st / sts = stitch / stitches
• sl st = slip stitch
• rnd / rnds = round / rounds

Pattern notes

• The chain at the beginning of each round does not count as your first stitch. 
• Join each round with a slip stitch to the first stitch made in that round.
• Repeat instructions between the asterisks (*) for the rest of the round.
• You are crocheting in the round from the top of the hat down.
• The pattern is written in US terms.

Magic circle alternative

If you find the magic circle tricky, try this easier method for round 1: Chain 4, make 9 dc in the 4th ch from the hook, join (9 stitches)

Bulky crochet dinosaur hat pattern instructions

Choose the size you want to make and follow the matching instructions below. Each bulky crochet dinosaur hat is worked from the top down in joined rounds, with the dinosaur spikes made separately and sewn on after the hat is finished.

Toddler size

Rnd 1: Magic circle, ch 2, 9 dc, join (9 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (18 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (27 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (36 stitches)

Rnd 5: Ch 2, *2 dc, dc in next 3 sts*, join (45 stitches)
Rnd 6: Ch 2, dc in each st, join (45 stitches)
Rnds 7–12: Repeat round 6 (45 stitches)

Child size

Rnd 1: Magic circle, ch 2, 9 dc, join (9 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (18 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (27 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (36 stitches)

Rnd 5: Ch 2, *2 dc, dc in next 3 sts*, join (45 stitches)
Rnd 6: Ch 2, *2 dc, dc in next 8 sts*, join (50 stitches)
Rnd 7: Ch 2, dc in each st, join (50 stitches)
Rnds 8–13: Repeat round 7 (50 stitches)

Adult size

Rnd 1: Magic circle, ch 2, 9 dc, join (9 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (18 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (27 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (36 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 3 sts*, join (45 stitches)

Rnd 6: Ch 2, *2 dc, dc in next 8 sts*, join (50 stitches)
Rnd 7: Ch 2, *2 dc, dc in next 9 sts*, join (55 stitches)
Rnd 8: Ch 2, dc in each st, join (55 stitches)
Rnds 9–14: Repeat round 8 (55 stitches)

Crochet dinosaur hat spikes

Make four spikes total:

• 3 smaller spikes: Work Rnds 1–5.
• 1 larger spike: Work Rnds 1–6.

Rnd 1: Magic circle, ch 2, 6 hdc, join (6 stitches)
Rnd 2: Ch 2, *2 hdc, hdc in next 2 sts*, join (8 stitches)
Rnd 3: Ch 2, *2 hdc, hdc in next 3 sts*, join (10 stitches)

Rnd 4: Ch 2, *2 hdc, hdc in next 4 sts*, join (12 stitches)
Rnd 5: Ch 2, *2 hdc, hdc in next 5 sts*, join (14 stitches)
Rnd 6: Ch 2, *2 hdc, hdc in next 6 sts*, join (16 stitches)

Fasten off, leaving a long tail for sewing the spikes to the hat.

How to attach the dinosaur spikes

Flatten each spike into a triangle shape and then use stitch markers to position them on the hat. Position the larger spike at the top center of the hat, with the three smaller spikes continuing down the back.

Sew each spike to the hat through both sides of the spike and around the stitches on the hat.

Finishing the bulky dinosaur hat

Make sure all four spikes are securely sewn in place. Fasten off and weave in all remaining ends.

Frequently asked questions

Is this bulky crochet dinosaur hat pattern beginner-friendly?
Yes. This pattern is beginner-friendly and uses basic crochet stitches, simple increases, and separate spikes that are sewn onto the finished hat.

What sizes are included in this dinosaur hat pattern?
The pattern includes toddler, child, and adult sizes.

What yarn does this bulky dinosaur hat use?
This pattern uses bulky weight yarn (#5), which makes the hat warm, cozy, and quicker to crochet than a lighter-weight version.

How many dinosaur spikes are added to the hat?
The finished hat has four crocheted spikes: three smaller spikes and one larger spike.

How is the dinosaur hat constructed?
The hat is worked from the top down in joined rounds. The spikes are crocheted separately and sewn onto the finished hat.

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Love cute animal hats? You’re in the right place! This collection of free crochet animal hat patterns includes fun designs for every season and personality, from sweet farm animals to wild zoo favorites.

Explore even more free crochet hat and beanie patterns that are perfect for every season and style.

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📌 Don’t forget to pin this pattern for later!
Happy crocheting! 🧶
— Melissa