7 Free one piece baby cardigan knitting patterns.
Knitting a baby cardigan is a wonderfully satisfying project, and choosing a one-piece construction makes it even more appealing. No seams mean less finishing work, a smoother, more comfortable garment for the baby, and often, a simpler knitting process overall. If you’re looking for free one piece baby cardigan knitting patterns, you’ve come to the right place! This post features a curated selection of patterns that are perfect for creating adorable, seamless cardigans for the little ones in your life.

Why Choose a One-Piece Baby Cardigan Pattern?
One-piece construction offers several advantages, especially for baby garments:
- No Seams: This is the biggest benefit! No bulky seams to irritate delicate skin, and a much more professional-looking finish.
- Faster Finishing: You’ll spend less time weaving in ends and sewing pieces together.
- Easier Knitting (Often): Many one-piece patterns are designed to be knit top-down or bottom-up in a straightforward manner, making them great for beginners.
- Comfortable Fit: The seamless design allows for a more comfortable and flexible fit for a growing baby.
Types of One-Piece Construction
There are a few common ways to knit a one-piece baby cardigan:
- Top-Down: Starting at the neckline and working down to the hem. This often involves raglan increases to shape the shoulders.
- Bottom-Up: Starting at the hem and working up to the neckline. This may involve decreasing for the armholes and neckline.
- Side-to-Side: Knitting from one side of the cardigan across to the other.
Our Collection of Free One-Piece Baby Cardigan Patterns
Top Down Baby Jacket
Create a beautifully finished baby cardigan with this FREE top-down raglan pattern featuring elegant i-cord edges! This seamless design is worked from the neck down, primarily in stockinette stitch with garter stitch details. The pattern offers adaptable sizing (newborn, 3-6 months, 6-9 months) by changing yarn weight and needle size. This EASY/INTERMEDIATE project is a great way to practice (or learn!) top-down construction, raglan increases, and i-cord techniques. Please note: This pattern does not include a gauge and requires careful calculation to ensure correct sizing.

Get the free pattern
Pure Peppermint Baby Cardigan – Beginner Pattern
Knit a classic, seamless baby cardigan with this FREE top-down raglan pattern! This design is perfect for beginners ready to try a top-down project. Worked in soft DK-weight yarn, the cardigan features simple stockinette stitch with garter stitch edgings. Raglan increases create a comfortable fit, and the seamless construction means minimal finishing. The pattern includes sizes from 0-6 months to 36 months and clear instructions, making it a satisfying and quick knit. You will learn, or practice, knitting flat and in the round.

Get the free pattern
Besties Cardigan
Besties is a charming, striped baby and child’s cardigan featuring a clever, mostly one-piece construction! Knit from the bottom up in cozy garter stitch, this EASY design minimizes seaming: the body is worked in one piece, then separated at the armholes, with shoulders joined seamlessly using the three-needle bind-off. Stitches are picked up for the sleeves, which are worked in the round, and for the neat button bands and neck edging. You’ll master stripes, picking up stitches, buttonholes, and a polished I-cord bind-off. Perfect for showcasing your favorite color combinations, this adorable cardigan is available in sizes 3 months to 6 years. Get ready to knit a wardrobe staple with minimal fuss!

Get the free pattern
Be Cool Coat
dd a touch of texture to your baby’s wardrobe with this FREE, mostly one-piece cardigan knitting pattern! This design uses a unique combination of garter stitch, stockinette, and slipped stitches to create a beautiful fabric. Worked from the bottom up in a soft DK-weight cotton, the body is knit in one piece, with sleeves worked separately and joined using a decorative raglan decrease. Integrated garter stitch borders create a neat finish. This INTERMEDIATE pattern is a great way to expand your knitting skills! Please note: This pattern uses some non-standard terminology and requires careful gauge calculation.

Get the free pattern
Classic Cardigan Knitting Pattern 2 Ways
Get TWO adorable baby cardigan patterns in one with this FREE classic top-down raglan design! Choose between a delicate LACE version or a simple SOLID (stockinette stitch) version, both worked seamlessly from the top down. This INTERMEDIATE pattern (EASY/INTERMEDIATE for the solid version) features raglan increases for a perfect fit and minimal finishing. Sizes range from 6 to 24 months. Learn (or practice!) working flat and in the round, increases, decreases, picking up stitches, and creating buttonholes. The lace version includes a chart for the beautiful lace panel. Knit a timeless heirloom with this versatile pattern!

Get the free pattern
Hooded Cardigan for Babies
Keep your little one cozy with this FREE top-down, hooded baby cardigan knitting pattern! This INTERMEDIATE design starts with a cleverly shaped hood, then flows seamlessly into a raglan-sleeved body. Worked primarily in stockinette stitch with garter stitch details, this cardigan features minimal finishing. The pattern includes sizes for babies 60-80cm in height and offers optional embroidery for a sweet touch. You will learn, or practice: top down from the hood, shaping, and picking up stitches.

Get the free pattern
Little Brother Jacket
Knit a classic, striped baby cardigan with the FREE “Little Brother Jacket” pattern! This bottom-up design features raglan shaping and detailed stripe sequences for a charming look. Worked in soft DROPS Baby Merino, the body is knit flat, and the sleeves are worked in the round. The pattern provides comprehensive instructions for sizes from premature to 4 years, making it a versatile project. You will learn, or practice: bottom-up, raglan shaping, and working stripes. This INTERMEDIATE pattern is perfect for creating a cozy and stylish garment for your little one!

Get the free pattern
Tips for Knitting One-Piece Baby Cardigans
- Gauge is Crucial: Always knit a gauge swatch to ensure your finished cardigan will be the correct size.
- Read the Pattern Carefully: Familiarize yourself with the instructions before you begin. One-piece patterns can sometimes seem confusing at first, but they are usually quite straightforward once you understand the construction.
- Use Stitch Markers: Stitch markers are essential for keeping track of increases, decreases, and pattern repeats.
- Choose Soft Yarn: Opt for a soft and comfortable yarn that’s suitable for baby’s delicate skin. Consider superwash wool, cotton, or bamboo blends.
- Blocking: Blocking your finished cardigan will help to even out the stitches and give it a professional finish.
Knitting a one-piece baby cardigan is a rewarding and enjoyable project. With these free patterns, you can create beautiful, seamless garments that are both comfortable for the baby and easy to knit. So grab your needles and yarn, and get started!
Which of these free one-piece baby cardigan patterns will you try first? Let us know in the comments below! And be sure to share your finished projects with us on [Social Media Links]!
Related Posts:
- All free baby knitting patterns
- Kids Free Knitting Patterns
- 18+ Free Baby Dress Knitting Patterns
- 50 Free baby cardigan knitting pattern