Cute Crochet Frankenstein Hat Pattern- Beginner Monster Hat
I’m super excited to share my crochet Frankenstein hat pattern with you! This fun monster hat is perfect for Halloween and the spooky season. Designed for all sizes, from baby to adult, it’s a great way to add some creepy charm to your holiday outfits.
Imagine the whole family wearing these cool hats at your next Halloween party. Grab your yarn and hook, and let’s make this spooky and fun hat together! The free crochet pattern is below.
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Free Crochet Frankenstein Hat Pattern
Crochet Project Materials Needed
- Crochet hook size: I-9 5.5 mm
- Yarn: Worsted weight yarn #4 in black, green, and white.
- Yarn needle: Use this to weave in your ends.
- Scissors: Use scissors to fasten off your yarn.
- Stitch marker(s): Optional. Use these to help keep track of your stitches.
Crochet Frankenstein Hat Pattern Information
Skill Level
Advanced beginner. This crochet hat pattern uses basic stitches in basic form and in simple repeats in rounds. It has some color changes.
Size Chart
Hat Size | Crown | Circumference | Height |
0-3 Months | 4.5 inches | 13-14 inches | 5 inches |
3-6 Months | 5 inches | 14-15 inches | 5.5 inches |
6-12 Months | 5.5 inches | 16-17 inches | 6.25 inches |
Toddler | 6 inches | 18-19 inches | 6.75 inches |
Child | 6.5 inches | 19-20 inches | 7 inches |
Adult | 7 inches | 20-23 inches | 7.75 inches |
Gauge
15 stitches = 4 inches and 7 rounds = 3 inches
Crochet Terms
- dc = double crochet
- sc = single crochet
- sc2tog = single crochet decrease
- ch/chs = chain/chains
- st/sts = stitch/stitches
- sl st = slip stitch
- rnd/rnds = round/rounds
- rem = remaining
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’re not comfortable with using a magic circle, you can use an alternative method to make round 1 of the beanie. This method is just as effective and might be easier for beginners.
Round 1: Chain 4, make 11 dc in the 4th ch from the hook, join (11 stitches)
Crochet Frankenstein Hat Pattern Instructions
Start with black yarn.
0-3 Month Baby Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Switch to green yarn.
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Rnd 6: Ch 2, dc in each st, join (48 stitches)
Rnds 7– 13: Repeat round 6 (48 stitches)
3-6 Month Baby Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Switch to green yarn.
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Rnd 6: Ch 2, *2 dc, dc in next 11 sts*, join (52 stitches)
Rnd 7: Ch 2, dc in each st, join (52 stitches)
Rnds 8– 15: Repeat round 7 (52 stitches)
6-12 Month Baby Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Switch to green yarn.
Rnd 6: Ch 2, *2 dc, dc in next 11 sts*, join (52 stitches)
Rnd 7: Ch 2, *2 dc, dc in next 12 sts*, join (56 stitches)
Rnd 8: Ch 2, dc in each st, join (56 stitches)
Rnds 9– 16: Repeat round 8 (56 stitches)
Toddler Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Rnd 6: Ch 2, *2 dc, dc in next 11 sts*, join (52 stitches)
Switch to green yarn.
Rnd 7: Ch 2, *2 dc, dc in next 12 sts*, join (56 stitches)
Rnd 8: Ch 2, *2 dc, dc in next 13 sts*, join (60 stitches)
Rnd 9: Ch 2, dc in each st, join (60 stitches)
Rnds 10– 18: Repeat round 9 (60 stitches)
Child Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Rnd 6: Ch 2, *2 dc, dc in next 11 sts*, join (52 stitches)
Rnd 7: Ch 2, *2 dc, dc in next 12 sts*, join (56 stitches)
Switch to green yarn.
Rnd 8: Ch 2, *2 dc, dc in next 13 sts*, join (60 stitches)
Rnd 9: Ch 2, *2 dc, dc in next 14 sts*, join (64 stitches)
Rnd 10: Ch 2, dc in each st, join (64 stitches)
Rnds 11– 19: Repeat round 10 (64 stitches)
Adult Crochet Frankenstein Hat Pattern
Rnd 1: Magic circle, ch 2, 11 dc, join (11 stitches)
Rnd 2: Ch 2, 2 dc in each st, join (22 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join (33 stitches)
Rnd 4: Ch 2, *2 dc, dc in next 2 sts*, join (44 stitches)
Rnd 5: Ch 2, *2 dc, dc in next 10 sts*, join (48 stitches)
Rnd 6: Ch 2, *2 dc, dc in next 11 sts*, join (52 stitches)
Rnd 7: Ch 2, *2 dc, dc in next 12 sts*, join (56 stitches)
Rnd 8: Ch 2, *2 dc, dc in next 13 sts*, join (60 stitches)
Switch to green yarn.
Rnd 9: Ch 2, *2 dc, dc in next 14 sts*, join (64 stitches)
Rnd 10: Ch 2, *2 dc, dc in next 15 sts*, join (68 stitches)
Rnd 11: Ch 2, dc in each st, join (68 stitches)
Rnds 12– 21: Repeat round 11 (68 stitches)
Earflaps for the Crochet Frankenstein Hat Pattern
Begin the first earflap where you ended the last round of your hat. Then, refer to the chart below for placement of the second earflap.
Repeat the instructions for the second earflap. Then single crochet around the entire hat and both earflaps.
Size | Front of Hat | Back of Hat |
0-3 Months | leave 16 stitches in front | leave 12 stitches in back |
3-6 Months | leave 16 stitches in front | leave 12 stitches in back |
6-12 Months | leave 18 stitches in front | leave 14 stitches in back |
Toddler | leave 18 stitches in front | leave 14 stitches in back |
Child | leave 20 stitches in front | leave 16 stitches in back |
Adult | leave 22 stitches in front | leave 18 stitches in back |
0-3 Months Earflaps
Row 1: Ch 1, sc in 10 sts, turn (10 stitches)
Row 2: Ch 1, sc2tog, sc in 6 sts, sc2tog, turn (8 stitches)
Row 3: Ch 1, sc in each st, turn (8 stitches)
Row 4: Ch 1, sc2tog, sc in 4 sts, sc2tog, turn (6 stitches)
Row 5: Ch 1, sc in each st, turn (6 stitches)
Row 6: Ch 1, sc2tog, sc in 2 sts, sc2tog, turn (4 stitches)
Row 7: Ch 1, sc in each st, turn (4 stitches)
Row 8: Ch 1, sc2tog, sc2tog, turn (2 stitches)
Row 9: Ch 1, sc2tog (1 stitch)
3-6 and 6-12 Months Earflaps
Row 1: Ch 1, sc in 12 sts, turn (12 stitches)
Row 2: Ch 1, sc2tog, sc in 8 sts, sc2tog, turn (10 stitches)
Row 3: Ch 1, sc in each st, turn (10 stitches)
Row 4: Ch 1, sc2tog, sc in 6 sts, sc2tog, turn (8 stitches)
Row 5: Ch 1, sc in each st, turn (8 stitches)
Row 6: Ch 1, sc2tog, sc in 4 sts, sc2tog, turn (6 stitches)
Row 7: Ch 1, sc in each st, turn (6 stitches)
Row 8: Ch 1, sc2tog, sc in 2 sts, sc2tog, turn (4 stitches)
Row 9: Ch 1, sc in each st, turn (4 stitches)
Row 10: Ch 1, sc2tog, sc2tog, turn (2 stitches)
Row 11: Ch 1, sc2tog (1 stitch)
Toddler, Child, & Adult Earflaps
Row 1: Ch 1, sc in 14, turn (14 stitches)
Row 2: Ch 1,sc2tog, sc in 10 sts, sc2tog, turn (12 stitches)
Row 3: Ch 1, sc in each st, turn (12 stitches)
Row 4: Ch 1, sc2tog, sc in 8 sts, sc2tog, turn (10 stitches)
Row 5: Ch 1, sc in each st, turn (10 stitches)
Row 6: Ch 1, sc2tog, sc in 6 sts, sc2tog, turn (8 stitches)
Row 7: Ch 1, sc in each st, turn (8 stitches)
Row 8: Ch 1, sc2tog, sc in 4 sts, sc2tog, turn (6 stitches)
Row 9: Ch 1, sc in each st, turn (6 stitches)
Row 10: Ch 1, sc2tog, sc in 2 sts, sc2tog, turn (4 stitches)
Row 11: Ch 1, sc in each st, turn (4 stitches)
Row 12: Ch 1, sc2tog, sc2tog, turn (2 stitches)
Row 13: Ch 1, sc2tog (1 stitch)
Braids for the Crochet Frankenstein Hat Pattern
Cut fifteen 30” strands of yarn for each braid.
- Fold the strands in half and pass the folded loop through the bottom of the ear flap.
- Pass the strand ends through the loop and pull tight to form a knot.
- Divide into three sections and braid.
Eyes Pattern
Small Eye: Make rounds 1-2
Large Eye: Make rounds 1-3
Rnd 1: Magic circle, ch 2, 9 dc, join (9 stitches)
Switch to white yarn.
Rnd 2: Ch 2, 2 dc in each st, join (18 stitches)
Rnd 3: Ch 2, *2 dc, dc in next st*, join and fasten off (27 stitches)
Sew the eyes to the hat.
Frankenstein Hair Instructions
Stitch the hair and stitches using black yarn.
Finishing the Crochet Frankenstein Hat Pattern
Weave in the ends.

Looking for More Free Crochet Patterns?
You may also like my basic beanie, basic bucket hat, turkey hat, and pumpkin patch hat patterns.
Let’s Connect!
I’d love to hear from you. You can find me on social media: Instagram, Facebook, Pinterest, and my YouTube channel. Until then, happy crocheting!