Rainbow Monsters – Amigurumi

Find here a free crochet monster pattern to make these adorable Rainbow Crochet Monsters! These cute little monster amigurumi are quick and easy to crochet, making them perfect for beginners and experienced crocheters alike. I originally designed these small crochet monsters as colorful crochet party favors for my son’s rainbow-themed birthday party, and they were a huge hit with the kids!

This easy crochet monster pattern works up fast and is ideal for last-minute gifts, birthday favors, classroom treats, or just for fun. You can easily customize your crochet monster amigurumi by changing colors, yarn types, or the number of eyes to create endless playful designs. Whether you use bulky yarn for a plush monster or worsted yarn for a smaller crochet toy, this pattern gives you lots of creative freedom.

If you’re looking for a quick crochet project, a fun amigurumi pattern, or a cute handmade toy for kids, these Rainbow Crochet Monsters are sure to bring smiles!

Don’t forget to join my Facebook group HERE,  you can ask your questions, and share your finished projects. I will regularly ask you what pattern you would like to see next (or you can even suggest something even if I am not asking!).

I hope you will enjoy and understand the pattern. If you have any questions, please write to me, I will try my best to help you. And I would love to see your work! Don’t forget to share your finished projects using the hashtag #natalinacraft. I love seeing your beautiful work!

Crochet Rainbow Monster

Start Here:

• Please read the whole pattern properly before starting.
• The pattern is written using US terms.

Material:

Big Monster (Bulky Yarn)

• Bulky yarn (2+ colors)
• Worsted yarn in white (for the eyes)
• 6 mm (J) crochet hook for body, legs, arms, ears
• 3.5 mm (E) crochet hook for eyes
• 2 black safety eyes 7.5 mm (two-eye monster)
  or 1 black safety eye 9 mm (one-eye monster)

Small Monster (Worsted Yarn)

• Worsted yarn (2+ colors)
• White felt (for the eyes)
• 2.75 mm (B/2) crochet hook
• 2 black safety eyes 6 mm (two-eye monster)
  or 1 black safety eye 7.5 mm (one-eye monster)
• White felt for eyes

For Both

• Small amount of worsted black yarn (mouth)
• Poly-Fil stuffing
• Stitch markers
• Tapestry needle

Abbreviations:

• chain (ch)
• magic ring (mr)
• single crochet (sc)
• increase (inc)
• invisible decrease (dec)
• slip stitch (sl st)
• half double crochet (hdc)
• double crochet (dc)

How to crochet a Rainbow Monster?

I am showing the pattern for this yellow monster (with 1 or 2 eyes). Feel free to modify the colors to make the monster of your choice.

Eyes 

Big Monsters – Two Eyes (Make 2)

• Worked in rounds. Use a stitch marker if needed.

With white yarn and 3.5 mm hook:

• Round 1: 6 sc in magic circle. (6)
• Round 2: inc in each st. (12)

Fasten off, leaving a long tail.
Insert 7.5 mm safety eye into the center, close the ring tightly, and secure the backing.

Set aside for later.

Big Monsters – One Eye

• Worked in rounds. Use a stitch marker if needed.

With white yarn and 3.5 mm hook:

• Round 1: 6 sc in magic circle. (6)
• Round 2: inc in each st. (12)
• Round 3: (sc, inc) × 6. (18)

Insert 9 mm safety eye into the center, close the ring tightly, and secure the backing.

Set aside for later.

Small Monsters

Cut a white felt circle slightly larger than the eye.
Make a small hole in the center and insert the safety eye without the backing.

Ears (Make 2)

• Worked in rounds. Use a stitch marker if needed.

Big monster: bulky yarn and 6 mm hook

Small monster: worsted yarn and 2.75 mm hook

• Round 1: 6 sc in a magic circle. (6)

1 sl st in the next st. Fasten off, leaving a long tail.

Arms (Make 2)

• Worked in rounds. Use a stitch marker if needed.

Big monster: bulky yarn and 6 mm hook

Small monster: worsted yarn and 2.75 mm hook

• Round 1: 6 sc in a magic circle. (6)
• Rounds 2 to 6: [1 sc in all st]. (6)

1 sl st in the next st. Fasten off, leaving a long tail.
Flatten the arm and sew the opening closed.

Legs, body, and head

• Worked in rounds. Use a stitch marker if needed.

Big monster: bulky yarn and 6 mm hook

Small monster: worsted yarn and 2.75 mm hook

Leg 1 

• Round 1: 8 sc in a magic circle. (8)
• Round 2: [1 sc in all st]. (8)

Change color:

• Rounds 3 to 5: [1 sc in all st]. (8)

Fasten off.

Leg 2

Repeat Leg 1, do not fasten off after Round 5.

Joining the Legs

• Round 6:
  after Round 5 of leg 2: ch 2
  1 sc in next 8 sts of Leg 1
  1 sc in each of the 2 chains
  1 sc in next 8 sts of Leg 2
  (20)

Stuff the legs.

Body

• Rounds 7 to 16: [1 sc in all st]. (20)

👉 Small monsters: place eyes between Rounds 13–14. Stuff the body.

• Round 17: [1 dec in all st]. (10)

Fasten off and close the opening.

Assembly

• Attach arms between Rounds 10–11
• Big monsters: sew eyes between Rounds 13–14
• Attach ears on each side of the head around Round 16
• Embroider mouth between Rounds 11–12 using black yarn

Congratulations!

Your crochet rainbow monster is now complete! I hope you enjoyed making this fun and colorful little creature as much as I did designing it. Each monster has its own personality, and no two will ever be exactly the same—which is part of the magic!

I would love to see your finished monsters! Don’t forget to tag @natalinacraft and use #natalinacraft when sharing your work on social media.

Copyright Notice:

All rights reserved. The pattern and photographs presented in this document are the sole property of Natalina Craft and are protected under copyright law. This pattern is provided for personal use only. Any unauthorized reproduction, in whole or in part, or distribution of this pattern or its contents is strictly prohibited.

You are permitted to sell finished items created from this pattern in limited quantities. If you choose to sell your finished products online, it would be greatly appreciated if you include a statement attributing the pattern to Natalina Craft and provide a link back to the original post. Thank you for your understanding and adherence to these guidelines.