This crochet sweater pattern is made from two large diagonal granny square, making it a perfect project for beginners and experienced crocheters alike. The corner-to-corner construction creates a beautiful textured look, while the option to work with two colors gives endless possibilities for personalization.
Crochet Granny Square Sweater
Once the squares are complete, the sweater is assembled with simple joins, then finished with sleeves, ribbed cuffs, and a soft neckline. Whether you prefer a slouchy fit or a more tailored style, this pattern adapts easily to different sizes and color themes, making it a cozy wardrobe staple you can wear all year long.
Materials
- Chunky A4 Ply yarn or Robin 100% Acrylic yarn (two colors optional)
- 6mm hook
- Scissors
- Tapestry needle
Part 1 Crocheting the Diagonal Granny Square
- Make two squares for the sweater body
- Start with a magic ring
- Chain 4 counts as DC plus chain 1
- Make 3 DC inside ring
- Chain 1 then 1 DC into ring and tighten ring
- Chain 4 and turn
- Make 3 DC into first chain space
- Chain 1 skip 3 stitches
- Make 3 DC into next space chain 1 and 1 DC same space
- Chain 4 and turn
- Make 3 DC into first chain space
- Chain 1 skip 3 stitches
- Make 3 DC into next space
- Chain 1 make 3 DC into next space
- Chain 1 make 1 DC and turn
- Repeat row three by increasing rows until piece measures shoulder to shoulder
- Change colors every six rows optional
Squaring the Triangle
- Chain 3 turn skip first chain space
- Skip 3 stitches make 3 DC into next chain space
- Chain 1 skip 3 make 3 DC until end
- End row with 1 DC no chain before ending
- Chain 3 turn skip next 3 stitches
- Make 3 DC in next chain space
- Continue chain 1 skip 3 make 3 DC and finish with 1 DC
- Repeat until there is only one cluster left
- Last row chain 3 turn make 3 DC in last chain space end with 1 DC chain 1 cut yarn
- Make second large square identical
Assembly
- Lay both squares together matching corners
- Mark neck opening size
- Attach yarn at shoulder edge and join using Single Crochet two SC per space
- Repeat for both shoulders
- Mark armhole opening size
- Attach yarn at armhole edge and join sides using SC
- Leave bottom open if desired repeat both sides
- Turn sweater right side out
Sleeves
- Attach yarn at armhole
- Chain 3 counts as DC make 2 DC in same space
- Chain 1 skip one space make 3 DC next space repeat around join with slip stitch
- Chain 3 turn make 2 DC in next space continue chain 1 3 DC into spaces around
- Repeat turning every row until rows reach 24 or preferred length
Cuff Ribbing
- Make one round SC decreasing SC2TOG over clusters
- Chain 3 then work FPDC BPDC alternating around
- Chain 3 turn FPDC on FPDC BPDC on BPDC for ribbing rows
- Continue nine rows for cuffs
- Optional switch color and add single crochet edging
Neckline Collar
- Attach yarn at neckline chain 3 make 2 DC in same space
- Chain 1 make 3 DC next space repeat around slip stitch join
- Chain 3 make 2 DC in same space then 3 DC in each chain space with no chains between
- Chain 3 turn continue 3 DC in each space
- Work 12 rows or adjust height using color changes if desired
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