Crochet Heart Keychain

This easy crochet heart keychain is a quick, fun project that adds a handmade touch to keys, bags, or backpacks.

Using any yarn you like and the right hook, you can create a small heart that's soft, durable, and adorable.

It's great to use up any scrap yarn you have left over.

Learning how to crochet this keychain is approachable for beginners, and the finished piece makes a thoughtful gift or a cheerful everyday accessory.

Looking for a small, satisfying project that you can carry everywhere?

This easy crochet heart keychain is just that. In minutes, a little yarn transforms into a soft, three-dimensional heart that attaches easily to keys, backpacks, or even zipper pulls.

Beyond its portability, it's a wonderful way to practice basic amigurumi techniques while creating something practical and cute.

This keychain is perfect for gifting or for keeping a reminder of a handmade touch close to you daily.

It also pairs well with other small crochet projects like the 6 petal crochet flower keychain or daisy keychain.

You can make multiple in different colors to match your accessories, show your personality, or give them as mini gifts for friends and family.

Why You'll Love This Pattern

• Creates a cute, functional accessory for keys, bags, or backpacks.
• Quick to make - perfect for a beginner-friendly amigurumi project.
• Works with any yarn and the appropriate hook.
• Great way to use up any scrap yarn you might have lying around.
• Customizable colors, textures, and sizes for unique results.
• Makes for a cute quick crochet gift!
• Perfect for Valentine's Day, Mother's Day and even anniversaries.

Materials Needed

Yarn

• #3 light milk cotton or cotton blend yarn with 12-13 Wraps Per Inch (WPI)*
  • You will need about 0.10 ounces (3 grams) of yarn.

Hook

• 2.5 mm hook

Other

• Keychain ring
• Yarn Needle
• Scissors

*Wraps per inch (WPI) - this is a measure of yarn thickness. To measure WPI, count how many times the yarn wraps around a ruler in one inch. There are more wraps for thinner yarn and fewer wraps for thicker yarn.

Skill Level

★★☆☆☆ - Beginner

Time estimate: It took me under 30 minutes per keychain.

Yarn and Hook Information

For this crochet amigurumi heart keychain pattern, you can use any yarn type you'd like. However, I recommend using thinner yarn to make a small keychain.

If you use chunky yarn, you will end up with a really big heart!

I find that #3 light milk cotton works well for this project.

Stitches and Abbreviations - US Terms

• Ch - Chain
• St/s - Stitch/es
• Sc - Single Crochet
• Sl St - Slip Stitch
• FO - Fasten Off
• Sc2tog - Single Crochet 2 Together (see special stitches below)
• [ ] at the end of each row indicates how many stitches are needed in that row.

Special Stitches

Sc2tog (Single Crochet 2 Together)

Sc2tog (Single Crochet Two Together) is a decrease stitch used in crochet to reduce the number of stitches.

How to Do sc2tog:

1. Insert your hook into the first stitch.
2. Yarn over and pull up a loop (2 loops on hook).
3. Insert hook into the next stitch.
4. Yarn over and pull up another loop (3 loops on hook).
5. Yarn over again and pull through all 3 loops.

Gauge

Gauge is not too important for this crochet keychain.

Finished Size

The finished size of this crochet heart keychain is about 1.60 inches x 1.20 inches (4 cm wide x 3 cm tall) (not including the keychain ring).

Instructions

This pattern is worked in joined rounds. The chs at the beginning of each round do not count as sts.

You will be making the tops of the heart first. You will need to make 2. After this, you will join them.

Making the tops

Make 2.

Round 1: Make a magic ring, into magic ring 6 sc, pull tail tight to close ring, sl st into 1^st sc to join [6 sc].

Round 2: Ch1 (not a st), 2 sc in each st around, sl st into 1^st sc to join. [12 sc].

Round 3: Ch1 (not a st), 1 sc in each st around, sl st into 1^st sc to join. FO. [12 sc].

For the 2^nd top, do not fasten off.

Variations of This Crochet Heart You Might Like To Try:

• Make a mini heart set in rainbow colors for a fun display.
• Add a tiny bow, ribbon, or bead for personalization.
• Experiment with textured or novelty yarn for a tactile effect.
• Pair with other amigurumi keychains like stars, animals, or seasonal shapes.

Crochet Tips, Yarn Choices, and Color Inspiration

• Keep stitches tight so the heart holds its shape and stands up to handling.
• Stuff lightly for a soft but firm keychain.
• Colors: classic red or pink for a traditional heart, pastel shades for subtle charm, or bold hues for fun accents.
• Textures: Smooth cotton makes it tidy for keychains; fluffy yarn adds a soft, tactile feel.
• Multiple hearts in different colors make a cheerful keychain set or gifts.

Perfect Occasions to Use This Craft

• Keychain: Attach to keys, bags, or backpacks for a cute everyday accessory.
• Gifts: Perfect for friends, classmates, or coworkers.
• Decor: Use in mini displays, pencil cases, or even as zipper pulls.
• Collections: Make a set of different colors for seasonal or themed decorations.
• Teaching Tool: A small project that helps beginners learn amigurumi shaping and finishing.

How To Use This Craft

• Valentine's Day or birthday gifts.
• Everyday cute accessories for keys or backpacks.
• Party favors or small gift bags.
• Mini décor for desks, shelves, or bags.
• Craft fairs, charity events, or handmade gift swaps.

FAQ

More Crafts You Might Like To Try

• Easy Crochet Amigurumi Carrot
• Double Standing Origami Heart
• Easy Origami Envelope Pouch
• Simple Pocket Napkin fold
• Crochet Heart Trinket Box

More Easy Patterns For You To Try

Looking for more patterns like this? Why not try one of these: