3 Free Crochet Christmas Jumper Patterns (XS to 5XL)

Each of these free crochet Christmas jumper patterns is a real published pattern with written instructions and a full size range, linked to the designer who wrote it. Two are the same mosaic tree design in adult and child sizes, so a matching set is possible; the third is a plain seamless tweed sweater for anyone who does not want colourwork.

A crochet jumper is several weeks of evenings, so the decision to make one is mostly about time. Start in October if you want it for December.

Before you start

Check the finished chest measurement against your own and swatch in the actual stitch pattern — mosaic crochet has a different gauge from plain fabric. Budget around 1,500 yards for an adult size.

Technique	Ends to weave	Difficulty
Overlay mosaic	Very few — one colour per round	Intermediate
Plain seamless	Almost none	Beginner

1. Twinkling Trees Christmas Sweater

Overlay mosaic crochet, which is the detail that makes this worth the attempt: you use one colour per round and the pattern emerges from stitches worked down into earlier rounds, so there is no stranding and almost nothing to weave in. Seamless and worked top-down. Hannah Cross writes it in DK on 3.5 and 4.5 mm hooks, nine sizes XS to 5XL, chest 30 to 62 inches. Rated intermediate. Free pattern: Twinkling Trees Crochet Christmas Sweater.

2. Twinkling Trees Child Sweater

The same mosaic design graded for children: seven sizes from 0–6 months to 9–10 years, worked top-down with the yoke first and then split for the sleeves. Same DK yarn and hook sizes as the adult version, so a matching set for a family is one yarn purchase. Intermediate — the mosaic technique is the same regardless of size. Free pattern: Twinkling Trees Child Sweater.

3. Mt Rainier Tweed Sweater

Not a Christmas design as such, but a seamless neck-down sweater in tweed that suits the season and asks far less than mosaic colourwork. Lindsey Roe works it in continuous rounds with no joins and no seaming at all, in worsted on a 6 mm hook with 5 mm for the ribbing. Nine sizes XS to 5XL, and rated beginner-friendly. Free pattern: Mt Rainier Tweed Sweater.

The 3 patterns compared

Pattern	Designer	Hook	Sizes	Yarn	Level
Twinkling Trees Sweater	Hannah Cross	3.5 / 4.5 mm	XS–5XL (9)	DK	Intermediate
Twinkling Trees Child Sweater	Hannah Cross	3.5 / 4.5 mm	0–6 mo to 9–10 yrs (7)	DK	Intermediate
Mt Rainier Tweed Sweater	Lindsey Roe	5.0 / 6.0 mm	XS–5XL (9)	Worsted	Beginner

Frequently Asked Questions

What is overlay mosaic crochet?

You work one colour per round in plain stitches, then create the pattern by working stitches down into rounds below. Because only one colour is in use at a time there is no stranding, no bobbins and very few ends to weave in — which is why it suits a whole sweater where stranded colourwork would not.

How early should I start a Christmas jumper?

October, realistically. An adult sweater in DK is 1,500 yards and several weeks of evenings, and colourwork is slower than plain fabric. If it is already December, make the child’s size or choose the plain tweed sweater instead.

Can I make matching adult and child versions?

Yes — the Twinkling Trees pattern is published in both, using the same DK yarn, the same hooks and the same mosaic technique. One yarn order covers a matching set, which is the usual reason people make Christmas jumpers at all.

Is a crochet jumper too heavy to wear?

In DK on a 4.5 mm hook, no — that is a normal sweater weight. Worsted on a 6 mm gives a heavier, warmer garment. Avoid going bulkier than that for a sweater; the weight pulls at the shoulders and the fabric stops draping.

If you want the Christmas trees, start now and work the mosaic. If December is close, the seamless tweed sweater is the realistic choice and still looks like a deliberate winter jumper. Each link goes to the designer’s own page.