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Mama Romper

Mama Romper

Regular price $8.00 USD
Regular price Sale price $8.00 USD
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A loose fit romper designed to fit throughout pregnancy and postpartum. The crotch drops low to make room for a rounded belly (also makes going to the potty easier!)  Wear around the house without the belt.  Or add the included belt to dress it up!  You can even wear layers under it during cool weather.  These make excellent gifts since it's easy to guess the size!  

Pattern options: Pleated or not - the pleated version is perfect for busty folks.  Bubble romper option for both knee and maxi lengths.  Below knee and maxi lengths which each have high/low, high/high (sides are lower than front and back), or low/low (traditional dress hem) options.  Sleeveless, flared sleeve, or super flared elbow or short sleeves. Nursing or not.

Difficulty:  Suitable for beginners with some experience sewing lightweight knits.

Fabric:  Knit fabrics with at least 20% stretch.  Wovens are possible if you add a zipper to the center front seam (not included in the tutorial). 

Yardage:  See the chart in the pictures.  Up to 5 yards of fabric.

Special supplies needed:  None.

Maternity friendly:  Yes, no modifications needed.

Nursing friendly: Yes, pumping friendly nursing access included.  Side access with modesty panel underneath.

Size range:  Three sizes will fit adult XS to 4X. 

Fit:  Lightly fitted over the bust, then flares out.

Pockets:  Yes, side seam pockets.

Time to complete:  About 2 hours including cutting time.


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About our Patterns


We aim for inclusive patterns that fit all bodies. If you don't see your size on this pattern, send us a message and we'll add it in!

Our size charts offer both metric and imperial measurements.

Seam Allowance

All of our patterns have a standard, 3/8" or 1 cm seam allowance.

Print Internationally

Our tiles have two layers, labeled A4 and Letter. US printers use the Letter layer, and everyone else can use A4!

Trimless Tiles

We designed our tiles to save paper and be easy to assemble. Place the guidelines on top of each other and tape or glue. The letter layer has solid guidelines with a star in each corner. The A4 layer has dashed guidelines with a circle in each corner. Each page has a number, and the tutorial has an assembly chart.

All of our files offer layers, allowing you to print only the size(s) you need.

Copyshop Printing

A0 pages are 33.25" by 60" and are printable at most copyshops. We design ours to be printable in black and white. There are no passwords on any of our files. Our A0 files have layers, allowing you to print only the size(s) you need.

Projector Optimized Files

Every pattern comes with a projector optimized pdf file. See what our projector file includes here.

All of our patterns are drafted digitally and tested with a projector in our paper-free studio.

Video + Picture Tutorial

We use pictures in our tutorials, not line drawings. We add in videos of steps that testers have a hard time understanding.


Our tutorial has a table of contents, along with bookmarks. This allows you to quickly get to the page you need.


When a pattern is updated, you will get an email notification. We allow our testers access to our entire pattern catalog, which means we get continual feedback on our patterns.

Download Instructions

Each download contains a zipped (compressed) file, for downloading all the files at once.  Download the .zip file, right click on the file and select "extract all". 

We also include each file individually, if you wish to download each file separately.

Merino Wool

Want to use merino wool to make this? Check out our article with tips on sewing with merino wool and where to buy it.

Facebook Support Group

Show off your makes in our Facebook Group. Ask questions and learn more about our testing process.


Looking for sewalongs? Check out our youtube channel

Customer Reviews

Based on 4 reviews
Heather Roberts-VanSickle
Love it!

I have been looking for a bubble romper to recreate a toddler Grinch costume but in adult size. I made a version in an adorable kittycat knit and I love it! It takes some finessing to get the legs into the bands in a way that doesn't bunch up on one side or the other. But it's comfortable as a capri length or with the bands pulled up around the thigh to create a true bubble look!

Grace Gamboa

Mama Romper PDF Sewing Pattern

Elizabeth Moss

Mama Romper PDF Sewing Pattern

natural mama
Absolutely awesome mama romper

Another genius pattern by Yawning Mama ❤️ The romper is ultra comfortable and a joy to sew 😍 I made a high low knee length with nursing access (very discreet and practical) for myself and another one for a friend who's also currently pregnant - we can both attest the mama romper is fab for maternity (my friend is full term now and still wearing it all the time) and is going to be amazing postpartum 🙏🏻 Thank you so much for such an incredibly versatile and comfortable piece of mama's clothing, Danielle🥰