Amigurumi Rainbow Jellyfish – FREE Crochet Pattern

Amigurumi Rainbow Jellyfish – FREE Crochet Pattern
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Welcome to the vibrant and whimsical world of amigurumi! 🌈🐙 Today, I’m excited to share my free crochet pattern for an Amigurumi Rainbow Jellyfish—a colorful and playful creation perfect for ocean lovers, cheerful décor enthusiasts, or anyone who enjoys crafting bright and expressive plush designs! 🧶 Whether you love stitching up sea creatures, experimenting with cascading tentacles, or simply want to add a dazzling jellyfish to your handmade lineup, this pattern will guide you through crafting a beautifully sculpted plush with flowing rainbow tendrils, a soft rounded body, and a touch of underwater magic! 🌊

This design embraces bold hues, delicate shaping, and thoughtful details to bring a lively and joyful presence to your crochet projects! 🧶✨ I’ve carefully outlined each step to ensure your Amigurumi Rainbow Jellyfish turns out just right—ready to brighten up your collection or become a treasured handmade gift! 🎁 So grab your hooks, pick out dazzling shades, and let’s stitch up a mesmerizing rainbow jellyfish! 🌈🐙

Realistic crochet image for Amigurumi Rainbow Jellyfish - FREE Crochet Pattern

🌈 Amigurumi Rainbow Jellyfish Crochet Pattern

Add a splash of color to your home or craft table with this cheerful Amigurumi Rainbow Jellyfish! With a vibrant striped dome, puffy frill, and long rainbow tentacles, it’s the perfect ocean-themed decor or gift for sea creature fans of all ages.


✨ Skill Level

Beginner to Intermediate – Involves working in rounds, color changes, and tentacle shaping.


📏 Finished Size

Approx. 6–7 inches (15–18 cm) tall (not including tentacle length), using DK yarn and a 2.5–3.0 mm hook.


🧶 Materials

  • DK or worsted weight yarn in:

    • Rainbow colors (red, orange, yellow, green, blue, purple, pink, etc.)

    • White, cream, lavender (for dome and frill)

    • Black (for eyes if embroidered)

  • Crochet hook: 2.5–3.0 mm

  • 8 mm safety eyes or black yarn for embroidery

  • Tapestry needle

  • Polyfill stuffing

  • Stitch marker


🧵 Abbreviations (US Terms)

  • MR – Magic Ring

  • sc – Single Crochet

  • inc – Increase (2 sc in 1 st)

  • dec – Decrease (sc 2 together)

  • sl st – Slip Stitch

  • ch – Chain

  • FO – Fasten Off


🟠 Jellyfish Dome (Top)

Use rainbow/striped yarns or change colors every 3–4 rounds.


  1. MR, 6 sc

  2. inc x6 (12)

  3. (1 sc, inc) x6 (18)

  4. (2 sc, inc) x6 (24)

  5. (3 sc, inc) x6 (30)

  6. (4 sc, inc) x6 (36)

  7. (5 sc, inc) x6 (42)

  8. (6 sc, inc) x6 (48)
    9–14. sc around (48)
    Insert safety eyes between rounds 9–10, about 10 stitches apart

  9. (6 sc, dec) x6 (42)

  10. (5 sc, dec) x6 (36)

  11. (4 sc, dec) x6 (30)
    Stuff firmly

  12. (3 sc, dec) x6 (24)

  13. (2 sc, dec) x6 (18)

  14. (1 sc, dec) x6 (12)

  15. dec x6 (6), FO and close


💜 Frill Edge (Lavender or Light Purple)

Attach yarn to base of dome (FLO of Round 14 or 15).


  1. (sc, ch 2, 2 dc, ch 2, sc in next st) repeat around
    FO and weave in ends


🧵 Tentacles (Make 10–12 in various rainbow colors)


Straight Tentacles:

  1. Ch 30–45

  2. sc in each ch
    FO and leave tail for attaching

Curly Tentacles (Make a few):

  1. Ch 35

  2. 2 sc in each ch (gives a curled shape)
    FO and leave tail


✂️ Assembly


  1. Sew tentacles to the center of the jellyfish underside

  2. Attach securely so they hang evenly

  3. Shape frill and dome gently

  4. Weave in all loose yarn ends


💡 Tips & Customization

  • Use pastel rainbow for a soft, dreamy jellyfish

  • Add glitter thread for sparkly tentacles

  • Attach a loop to the top to hang it as nursery decor


This bright and squishy jellyfish is perfect for ocean-themed rooms, toys, or cheerful gifts! Let your creativity flow and make a whole family of rainbow sea creatures! 🧶🐙🌈


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