• Worsted weight yarn in desired jellyfish color
  • Crochet hook (size appropriate for your yarn)
  • Keychain ring or lobster clasp
  • Fiberfill or stuffing material
  • Yarn needle
  • Safety eyes (optional)
  • Embroidery floss (for mouth)


  • ch: chain
  • sc: single crochet
  • inc: increase (2 sc in the same stitch)
  • dec: decrease (single crochet 2 stitches together)
  • st(s): stitch(es)


Jellyfish Body:

  1. Start with a magic ring.
  2. Round 1: 6 sc into the magic ring. (6 sts)
  3. Round 2: Inc in each st around. (12 sts)
  4. Round 3: sc in the next st, inc in the next st around. (18 sts)
  5. Rounds 4-7: sc in each st around. (18 sts in each round)
  6. Round 8: sc in the next st, dec in the next st around. (12 sts)
  7. Stuff the jellyfish body with fiberfill.
  8. Round 9: dec in each st around. (6 sts)
  9. Fasten off and weave in the end.

Tentacles (Make 8-10):

  1. Cut strands of yarn approximately 8-10 inches long.
  2. Attach strands to the bottom of the jellyfish body using a simple loop knot. Repeat until you have 8-10 tentacles evenly spaced around the bottom edge.
  3. Trim the tentacles to your desired length.


  1. Attach safety eyes to the top of the jellyfish body if desired, or use embroidery floss to create a mouth.
  2. Attach the keychain ring or lobster clasp to the top of the jellyfish body.

Your crochet amigurumi jellyfish keychain is now complete! Attach it to your keys, bag, or use it as a cute accessory.

Remember to customize the colors, size, and embellishments according to your preferences. Enjoy creating this adorable jellyfish keychain using the provided free pattern!