You’ll absolutely love how quickly you can create a beautiful, squishy little sea friend for your bag with this Free Crochet Jellyfish Keychain Pattern.

Brighten Your Home with Free Crochet Jellyfish Keychain Pattern
Who doesn’t love a cute little jellyfish? With the Free Crochet Jellyfish Keychain Pattern, you can turn yarn into your very own ocean buddy. Imagine carrying a tiny, colorful jellyfish on your keys, backpack, or purse—it’s soft, squishy, and full of personality. Its round, puffy body and playful, wiggly tentacles make it look absolutely adorable, and it’s sure to grab everyone’s attention.
This free pattern is super simple to follow and perfect for beginners. You just need some yarn, cotton stuffing to make it extra soft, and a keyring to turn it into an awesome accessory.
Whether you make it as a gift or keep it for yourself, this jellyfish will brighten your day with its cheerful look and unique charm.
Amazing Crochet Jellyfish Keychain Pattern
Materials Needed:
- Yarn:
- Susan Family 5 yarn, 100g (per roll)
- White Yarn (Upper Body): 1 Roll
- Turquoise Yarn (Middle Body and Tentacles): 1 Roll
- Persian Green Yarn (Lower Body and Tentacles): 1 Roll
- Susan Family 5 yarn, 100g (per roll)
- Hook Size:
- 3 mm crochet hook
- Other Supplies:
- Cotton filling/stuffing
- Keyring
- Scissors
Gauge:
Gauge is not critical for this pattern. However, ensure stitches are consistent in tension to prevent gaps in the finished design.
Finished Size:
- Approximately 6 cm tall from top to the base, excluding tassels.
Tips & Customization Ideas:
- Experiment with different colors for the yarn to create a personalized jellyfish.
- Use glitter or metallic yarn for a playful sparkle.
- Customize tentacle lengths to achieve unique designs.
Pattern Instructions:
Upper Body (Rounds 1 to 7):
- Round 1: Start with a magic circle using the white yarn:
- Wrap the yarn around two fingers to form a loop.
- Insert the hook into the loop and pull the yarn through, making a starting chain.
- Crochet 8 single crochets (SC) into the loop. Pull the tail to tighten the loop and slip stitch to the first stitch to close. (Total: 8 stitches)

- Round 2:
- Chain 1, then crochet 2 SC in each stitch around, repeating for all stitches. Slip stitch to the first stitch. (Total: 16 stitches)
- Round 3:
- Divide into clusters of 2 stitches:
- SC in the first stitch, then work 2 SC into the next stitch. Repeat for all clusters around. Slip stitch to the first stitch. (Total: 24 stitches)
- Divide into clusters of 2 stitches:
- Round 4:
- Divide into clusters of 3 stitches:
- SC each in the first two stitches, then work 2 SC into the third stitch. Continue around. Slip stitch to the first stitch. (Total: 32 stitches)
- Divide into clusters of 3 stitches:
- Rounds 5–7:
- No stitch increases here. Simply work 1 SC in each stitch for all rounds. After completing Round 7, chain 1, cut the yarn, and pull it through.

- No stitch increases here. Simply work 1 SC in each stitch for all rounds. After completing Round 7, chain 1, cut the yarn, and pull it through.
Middle Body (Rounds 8–10):
- Attach turquoise yarn to the first stitch:
- Pull turquoise yarn through, chain 1, and secure.
- Repeat the same process as Rounds 5–7: crochet 1 SC in each stitch without increasing stitches.
- Complete Round 10, chain 1, cut the yarn, and pull it through.
Lower Body (Rounds 1–4):
- Switch to Persian Green Yarn:
- Begin by forming a magic circle (same as upper body).
- Follow the process of Rounds 1–4 from the upper body instructions to complete the lower body.
Connecting Upper & Lower Body:
- Align the first stitch of the lower and upper bodies.
- Crochet single crochets through the stitches of both bodies while inserting cotton filling.
- Continue crocheting evenly until the bodies are securely attached. Slip stitch to finish.
Hem:
- Use Persian Green yarn to crochet puff stitches:
- Yarn over 4 times, insert hook into stitch, pull yarn through, and pull through all loops.
- Skip 1 stitch, slip stitch into the next.
- Repeat to the end of the round.

Tentacles (Six Total):
First Pattern (3 Tentacles):
- Use Persian Green yarn:
- Chain 30, then chain 1 (to turn).
- Skip the first chain, and work 2 SC in each stitch.
- Cut yarn at the end of the row.
- Switch to turquoise yarn:
- SC across all stitches with turquoise yarn for the second row.
- Leave a tail of about 40 cm at the end.
Second Pattern (3 Tentacles):
- Use Persian Green yarn:
- Chain 25, then cut the yarn, leaving a 30 cm tail.
- Repeat to create three identical tentacles.

Attach Tentacles:
- Position the tentacles at the jellyfish’s bottom.
- Use yarn and tapestry needle or crochet hook to secure each tentacle.
Adding Keyring:
- Secure the keyring at the top center of the jellyfish.

Special Techniques:
- Magic Circle: Essential for starting the rounds neatly with a tight center.
- Puff Stitch: Creates the beautiful textured hem of the jellyfish.
- Single Crochet Increase: Used to shape the jellyfish body through gradual widening.
Conclusion & Final Remarks:
Once completed, this jellyfish keychain is soft, playful, and visually charming. Its bright colors and delicate tentacles give it a realistic yet whimsical design. Whether used as a gift or a decorative item, this crochet jellyfish will surely bring joy. Don’t be afraid to try different yarn textures or play with colors to make each jellyfish unique.
