Autumn Pumpkin Baby Romper Free Crochet Pattern

This is a classic bubble-style baby romper worked in single crochet with a sweet pumpkin applique on the front. The construction is straightforward. You will use basic stitches throughout the main body, add a decorative shell border around the bib, and finish with a three-dimensional pumpkin that gives it all that cozy fall charm.

I love how this design combines a timeless romper silhouette with seasonal details that are not over the top. The burnt orange color, the cream shell frame around the bib, and that little stuffed pumpkin with its curling vine make this the perfect outfit for autumn photo sessions, pumpkin patch visits, or simply keeping your little one looking adorable during the cooler months.

The romper is sized for 3 to 6 months and features adjustable button straps plus a snap or button crotch closure for easy diaper changes. If you are comfortable with basic shaping and seaming, you can absolutely tackle this project.

Why You Will Love This Pattern

This autumn pumpkin baby romper hits that sweet spot between impressive and achievable. The main body uses only single crochet, which creates a dense, structured fabric perfect for baby garments. The intermediate rating comes from managing a few different techniques rather than difficult stitches.

You will work the front and back panels flat, shape the leg openings with simple increases and decreases, construct a square bib with a granny-style border, and create a cute stuffed pumpkin applique. Each piece is manageable on its own. When you assemble everything, you get a romper that looks like it took far more skill than it actually requires.

The finished piece has a boxy, relaxed fit through the torso with gathered leg openings. Those wooden buttons on the straps and crotch add a natural, handmade feel that photographs beautifully.

Finished Measurements

• Size: 3 to 6 months
• Finished chest (laid flat): approximately 9.5 inches (24 cm), 19 inches (48 cm) total circumference
• Finished length (shoulder to crotch): approximately 12 inches (30.5 cm)
• Bib panel: approximately 4 inches by 4 inches (10 cm by 10 cm)
• Strap length (adjustable): approximately 6 to 7 inches (15 to 18 cm)

Materials You Will Need

• Color A (Burnt Orange or Rust): approximately 280 to 320 yards of worsted weight cotton or cotton-blend yarn
• Color B (Cream or Off-White): approximately 30 to 40 yards of worsted weight yarn, same fiber as Color A
• Color C (Olive Green): approximately 5 to 8 yards of worsted weight yarn, same fiber as Color A
• Recommended yarns: Lion Brand 24/7 Cotton (100% mercerized cotton) — 2 skeins in Terracotta or Pumpkin Spice for Color A, 1 skein in Ecru for Color B, a small amount of Olive for Color C; or Paintbox Yarns Simply DK Cotton (may need a US H-8 / 5.0 mm hook and reswatch). Avoid fuzzy or textured yarns.
• US size G-6 / 4.0 mm hook (adjust to meet gauge)
• 8 wooden buttons, approximately 5/8 inch (15 mm) diameter (4 for straps, 4 for crotch)
• Sewing needle and thread for securing buttons
• Blocking mats and pins

Gauge

18 single crochet stitches by 22 rows = 4 inches by 4 inches (10 cm by 10 cm), worked in single crochet and blocked. Make a swatch of at least 20 stitches by 24 rows, block it the way you plan to block the finished romper, and measure the center 4 inches before you start.

Abbreviations

• ch-sp = chain space
• dc = double crochet
• hdc = half double crochet
• sc = single crochet
• sc2tog = single crochet two together (decrease)
• sl st = slip stitch
• RS = right side (the side facing out on the finished garment)

Special Stitches

Shell: Work 3 double crochet stitches into the same stitch or space. This creates one shell unit.

Magic ring: Make a loop with your yarn, insert your hook through the loop, yarn over and pull up a loop, chain 1 (this chain does not count as a stitch). Work the specified stitches into the ring, then pull the yarn tail to close the center hole.

Pattern Notes

1. The back panel and front lower body are worked flat, back and forth in rows. The turning chain at the start of each row does NOT count as a stitch throughout this entire pattern.
2. The bib is worked upward directly from the top edge of the front lower body. You do not cut the yarn between sections.
3. Right side (RS) and wrong side (WS) are noted at key points. The RS is the side facing you on Row 1 of each panel.
4. Stitch counts appear in parentheses at the end of each row.
5. Use stitch markers to track increase points at the leg openings. Move them up as you work each row.
6. All pieces should be blocked before assembly for the cleanest finish.
7. Color A is used for all main body sections, straps, and the pumpkin applique. Color B is used only for the bib border. Color C is used only for the pumpkin stem and vine.

Back Panel

With Color A and your 4.0 mm hook, chain 44. Row 1 (RS): Single crochet in 2nd chain from hook and in each chain across. Turn. (43 sc). Rows 2 through 10: Chain 1, single crochet in each stitch across. Turn. (43 sc each row)

Your piece should measure approximately 1.75 inches (4.5 cm) tall after Row 10.

Leg Shaping

• Row 11 (increase row): Chain 1, work 2 sc in first stitch, sc to last stitch, work 2 sc in last stitch. Turn. (45 sc)
• Row 12: Chain 1, sc across. Turn. (45 sc)
• Row 13 (increase row): Chain 1, work 2 sc in first stitch, sc to last stitch, work 2 sc in last stitch. Turn. (47 sc)
• Row 14: Chain 1, sc across. Turn. (47 sc)
• Row 15 (increase row): Chain 1, work 2 sc in first stitch, sc to last stitch, work 2 sc in last stitch. Turn. (49 sc)
• Row 16: Chain 1, sc across. Turn. (49 sc)
• Row 17 (increase row): Chain 1, work 2 sc in first stitch, sc to last stitch, work 2 sc in last stitch. Turn. (51 sc)
• Rows 18 through 28: Chain 1, sc across. Turn. (51 sc each row)

Your piece should measure approximately 5 inches (12.7 cm) tall after Row 28.

Armhole Shaping

• Row 29: Chain 1, slip stitch across first 5 stitches, chain 1, sc in same stitch as last slip stitch, sc to last 5 stitches. Leave last 5 stitches unworked. Turn. (41 sc)
• Row 30: Chain 1, sc2tog, sc to last 2 stitches, sc2tog. Turn. (39 sc)
• Row 31: Chain 1, sc2tog, sc to last 2 stitches, sc2tog. Turn. (37 sc)
• Rows 32 through 35: Chain 1, sc across. Turn. (37 sc each row)

Fasten off. Your back panel is complete. It should measure approximately 6.5 inches (16.5 cm) tall and 8.25 inches (21 cm) wide at the widest point after blocking.

Front Lower Body

Work as for back panel Rows 1 through 28. The front lower body should measure approximately 5.75 inches (14.5 cm) tall after Row 28.

Armhole Shaping

• Row 29: Slip stitch across first 5 stitches, chain 1, sc in same stitch as last slip stitch, sc across to last 5 stitches. Leave last 5 stitches unworked. Turn. (41 sc)
• Row 30: Chain 1, sc2tog, sc to last 2 stitches, sc2tog. Turn. (39 sc)
• Row 31: Chain 1, sc2tog, sc to last 2 stitches, sc2tog. Turn. (37 sc)
• Row 32: Chain 1, sc across. Turn. (37 sc)

Do not fasten off. You will continue directly to the bib.

Bib

The bib is worked on the center 19 stitches of Row 32: the center 19 stitches begin at stitch 10 and end at stitch 28, leaving 9 stitches on each side. With RS facing, skip first 9 stitches of Row 32, join Color A with a slip stitch to stitch 10, chain 1, sc in same stitch, sc in next 18 stitches. Turn. (19 sc)

Bib Rows 1 through 18: Chain 1, sc across. Turn. (19 sc each row)

Fasten off, leaving a long tail for assembly. After completing the bib, the front piece from foundation chain to top of bib should measure approximately 9 inches (23 cm) tall.

Bib Border (Color B)

The bib border creates that beautiful granny-square-style shell frame. You will work it around all four edges of the bib panel using Color B.

Round 1 (pickup round): With Color B, join with a slip stitch to any corner of the bib panel. Chain 1. Work across the top edge: 19 sc. At the corner, work (1 sc, chain 2, 1 sc). Work down the right side: 18 sc evenly (approximately 1 sc per row end). At the corner, work (1 sc, chain 2, 1 sc). Work across the bottom edge: 19 sc. At the corner, work (1 sc, chain 2, 1 sc). Work up the left side: 18 sc evenly. At the corner, work (1 sc, chain 2, 1 sc). Slip stitch to first sc to join. (74 sc plus 4 corner chain-2 spaces)

Round 2 (shell round): Chain 3 (counts as your first dc), work 2 dc in same stitch to complete your first shell. [Skip 2 stitches, slip stitch in next stitch, skip 2 stitches, work 3 dc (one shell) in next stitch] around each side. At each corner chain-2 space, work (3 dc, chain 2, 3 dc). Slip stitch to top of beginning chain-3 to join. Fasten off Color B. Weave in ends.

Pumpkin Applique (Color A and Color C)

With Color A, make a magic ring. Chain 1, work 6 sc into ring. Pull ring closed. Slip stitch to first sc to join. (6 sc). Chain 1, work 2 sc in each stitch around. Slip stitch to first sc to join. (12 sc). [Sc in next stitch, work 2 sc in next stitch] around. Slip stitch to first sc to join. (18 sc). [Sc in next 2 stitches, work 2 sc in next stitch] around. Slip stitch to first sc to join. (24 sc). Chain 1, sc in each stitch around. Slip stitch to join. (24 sc each round)

Creating the pumpkin segments: Thread a yarn needle with Color A. Using long surface slip stitches, pull the yarn from the center back of your disc to the outer edge at 6 evenly spaced points — every 4th stitch on the outer edge (24 stitches divided by 6 segments equals 4 stitches per segment). Pull slightly to create those characteristic indented pumpkin lobes. Secure on the back. Your disc will curve upward and look three-dimensional.

Round 7 (optional, for a cleaner finish): [Sc in next 2 stitches, sc2tog] around. Slip stitch to join. (18 sc). Stuff lightly with a tiny amount of fiberfill or yarn scraps before closing. [Sc in next stitch, sc2tog] around. Slip stitch to join. (12 sc). Chain 1, sc2tog around. Slip stitch to join. (6 sc). Fasten off, leaving a tail. Thread the tail through the remaining 6 stitches and pull to close. Knot and weave in.

Stem: With Color C, chain 5. Starting in 2nd chain from hook, slip stitch in each of next 4 chains. (4 sl st). Fasten off, leaving a 6-inch (15 cm) tail for sewing.

Vine: With Color C, chain 8. Slip stitch in 2nd chain from hook, slip stitch in next chain, sc in next chain, hdc in next 2 chains, sc in next chain, slip stitch in last chain. Fasten off.

Sew the stem to the top of the pumpkin body. Curl the vine and tack it to the stem with your yarn needle. The finished pumpkin should measure approximately 1.75 inches (4.5 cm) in diameter. Sew the completed pumpkin applique to the center of the bib panel using the yarn tail and a yarn needle, taking small stitches around the perimeter of the pumpkin.

Straps (Make 2)

With Color A, chain 6. Sc in 2nd chain from hook and in each chain across. Turn. (5 sc). Chain 1, sc in each stitch across. Turn. (5 sc each row)

• Row 36 (buttonhole row): Chain 1, sc in first 2 stitches, chain 1, skip 1 stitch, sc in last 2 stitches. Turn. (4 sc plus 1 chain-1 space)
• Row 37: Chain 1, sc in first 2 stitches, sc in chain-1 space, sc in last 2 stitches. Turn. (5 sc)
• Row 38 (second buttonhole row): Chain 1, sc in first 2 stitches, chain 1, skip 1 stitch, sc in last 2 stitches. Turn. (4 sc plus 1 chain-1 space)
• Row 39: Chain 1, sc in first 2 stitches, sc in chain-1 space, sc in last 2 stitches. Turn. (5 sc)
• Rows 40 on: Chain 1, sc across. Turn. (5 sc each row)

Each strap measures approximately 7.5 inches (19 cm) long by 1.1 inches (2.75 cm) wide. The two buttonholes near one end allow you to adjust the fit as baby grows. For a professional finish, work a border of slip stitches around the entire perimeter of each strap.

Crotch Band

The crotch opening runs along the bottom edge of the front lower body and closes with buttons for easy diaper access. With Color A, join yarn at the bottom right corner of the front panel foundation chain edge. Chain 1, sc evenly across the bottom edge of the front panel. Turn. (43 sc). Chain 1, sc across. Turn. (43 sc)

Row 3 (buttonhole row): Chain 1, sc in first 5 stitches, [chain 1, skip 1 stitch, sc in next 9 stitches] 3 more times, ending with sc in last 3 stitches. Turn.

Work a matching band on the back panel bottom edge (without buttonholes) so the two edges align when buttoned.

Assembly and Finishing

1. Block all pieces before seaming. Lay them flat, spray lightly with water, pin to size, and let dry completely.
2. Seam the side edges of the front and back panels together using a mattress stitch or whip stitch. Start at the underarm and work down to where the leg opening begins.
3. Attach the straps to the back panel first by sewing the non-buttonhole end securely to the back upper corners. Then sew 2 wooden buttons to the front panel at each shoulder, positioned to align with the strap buttonholes.
4. Sew buttons to the back crotch band, positioned to align with the buttonholes on the front crotch band.
5. Weave in all remaining ends and give the finished romper a final light blocking.

Tips

• Take your time with the bib border. The shell round can feel tricky the first time, but once you establish the rhythm of skip 2, slip stitch, skip 2, shell, it flows quickly.
• When sewing the pumpkin applique, use small stitches so the attachment is invisible from the front. The pumpkin should sit slightly raised from the bib surface for that three-dimensional effect.
• The double buttonholes on each strap are intentional. They give you two positions for the buttons, which extends the wearable life of the romper as baby grows.

Final Thoughts

This autumn pumpkin baby romper is the kind of project that makes people ask, “You made that?” The construction is simpler than it looks, and the finished result is genuinely adorable. I hope you enjoy making it as much as I enjoyed designing it. Happy crocheting!