Baby Romper (Onesie) Knitting Patterns

We offer a beautiful range of baby romper knitting patterns, also known as onesie knitting patterns in the US, as well as sleepsuits and all-in-ones, suitable for both babies and reborn dolls. Many of our patterns include a range of sizes from premature and newborn babies through to older babies, allowing you to create comfortable, practical outfits for every stage. Whether you are looking for a premature romper knitting pattern, a newborn romper knitting pattern or a larger baby romper design, you'll find a variety of styles to choose from.

You can choose many styles from our baby romper (onesie) knitting patterns, with options for long or short sleeves and long or short legs to customise the look.

Our selection features rompers with front, back, or side fastenings, giving you various styles to choose from. Some patterns are simple, while others use eyelet lace or fancy yarns. You can even complete a few patterns in a weekend.

Each pattern includes clear, row-by-row instructions to guide you. We handle the calculations so you can relax and enjoy your knitting.

Whether you call them rompers or onesies, these patterns are designed for comfort, style, and a perfect fit. Many designs include premature, newborn and larger baby sizes, making them ideal for knitters looking for a romper pattern that can be used across multiple age ranges.