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Sunday Siblings is designed on the Mornington Peninsula, Victoria, by three mamas setting out to make cool, fun and comfortable clothing for our little loves. Sunday Siblings is creating high quality, durable and stylish pieces with the intention to be passed down to other babes. Whether that is to siblings or to friends.

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10 products

Sold outA child with short hair climbs onto a pink stool, wearing a beige t-shirt and blue Playtime Cord Shorts by SUNDAY SIBLINGS that feature a red star stripe, white socks, and checkered slip-on shoes. Nearby, another child with long curly hair sits on a yellow chair. They are on a gravel surface.A child with curly hair, wearing a purple shirt and SUNDAY SIBLINGS Playtime Cord Shorts Blue featuring star embroidery, is joyfully jumping off a yellow stool on a gravel surface. The backdrop includes a white brick wall and striped awning. Another child is partially visible, sitting on a stool.
SUNDAY SIBLINGS
Playtime Cord Shorts Blue Sale price$49.00
The PRE-ORDER Ninch Pants Pink Stars from SUNDAY SIBLINGS, crafted from soft twill cotton and featuring pink star patterns, are displayed on a wall against a plain background.Two young children sit on a bench, each wearing matching sleeveless sweaters adorned with blue collars. The child on the left holds small silver balls and gazes upwards, dressed in a sweater with twill cotton fabric featuring delicate pink stars from SUNDAY SIBLINGS' PRE-ORDER Ninch Pants Pink Stars collection. Meanwhile, the child on the right looks calmly to the side.
SUNDAY SIBLINGS
Ninch Pants Pink Stars Sale price$59.00
A wooden hanger displays the PRE-ORDER Minnie Singlet, a white sleeveless tank top by SUNDAY SIBLINGS, made from ribbed cotton fabric with "SUNDAY SIBLINGS" printed in red, against a plain white wall.A cheerful toddler with blonde pigtails is wearing the PRE-ORDER Minnie Singlet by SUNDAY SIBLINGS, a white sleeveless top made of ribbed cotton fabric. She pairs it with pink shorts adorned with star details while holding a lollipop and standing outdoors amidst greenery.
SUNDAY SIBLINGS
Minnie Singlet Sale price$32.00 Regular price$45.00
A sleeveless Nonno Vest Blue from SUNDAY SIBLINGS is displayed on a wooden hanger against a plain background. Made from 100% cotton, this cream-colored vest offers a touch of grandad style with its bright blue accents on the collar, armholes, and hem. The minimalist setup emphasizes the vest's design and contrasting colors.A toddler with short blonde hair is in a sunlit room, holding small objects. They are dressed in a beige Nonno Vest Blue from SUNDAY SIBLINGS featuring blue trim, paired with pink pants, giving off grandad vibes. A disco ball sits on the floor, and a red sofa adds warmth to the scene. The outfit is crafted from 100% cotton for comfort.
SUNDAY SIBLINGS
Nonno Vest Blue Sale price$38.00 Regular price$54.00
The Nonno Vest Butter Yellow by SUNDAY SIBLINGS, featuring a sleeveless design crafted from 100% cotton with beige trim, hangs elegantly on a wooden hanger against a plain white wall.A young child with pigtails, dressed in a yellow sweater vest and SUNDAY SIBLINGS' PRE-ORDER Ninch Pants featuring pink stars, carefully descends an outdoor metal staircase. Sunlight filters through the surrounding trees, creating a serene atmosphere.
SUNDAY SIBLINGS
Nonno Vest Butter Yellow Sale price$54.00
Sold outA child wearing a white sleeveless top and SUNDAY SIBLINGS Playtime Cord Shorts Pink with star embroidery sits with one knee on the ground. The shorts, featuring a white ribbon with red stars, complement the child's look. Their hand rests on the floor as they sport a black shoe and white sock.A smiling young child with light hair styled into two small buns is wearing a white tank top from SUNDAY SIBLINGS paired with their pink Playtime Cord Shorts, which are adorned with star embroidery. The child is holding a lollipop while standing outdoors among green plants.
SUNDAY SIBLINGS
Playtime Cord Shorts Pink Sale price$49.00
Sold outThe Playtime Cord Shorts Red by SUNDAY SIBLINGS, showcasing an elastic waistband and white straps adorned with star embroidery, are set against a simple white background. Positioned above the vibrant red corduroy shorts is a small, beige, triangular object.A toddler dressed in a sleeveless knit top and SUNDAY SIBLINGS' Playtime Cord Shorts in red, featuring star embroidery, stands next to a low wall. The child wears blue sneakers and white socks, while sunlight casts a soft glow on the scene.
SUNDAY SIBLINGS
Playtime Cord Shorts Red Sale price$49.00
The Sunday Records Pants by SUNDAY SIBLINGS are white children's pants made from soft twill cotton. They feature colorful text prints in red, blue, and yellow that say "RUN," "PLAY," and "DANCE." The design is complemented by small black music notes. These pants include an elastic waistband for comfort and come with patch pockets, displayed flat against a light background.A child sits on a step, wearing a colorful ensemble of Sunday Records Pants by SUNDAY SIBLINGS. The twill cotton pants feature an elastic waistband and patch pockets, adorned with words like "Sunday," "Record," "Run," "Dance," and "Play." They hold a small, shiny object in one hand, with a large metallic sphere visible behind them.
SUNDAY SIBLINGS
Sunday Records Pants Sale price$42.00 Regular price$59.00
A children's T-shirt from SUNDAY SIBLINGS, the Sunday Records Tee Blue/Green, hangs on a wooden wall hook. It features multicolored sleeves—one in green and the other in blue. The front showcases a phonograph alongside the text "Sunday Records Run Dance Play," epitomizing the signature Marcus Dixon style with its oversized fit.A young child with long hair sits on a red couch in a living room, wearing an oversized SUNDAY SIBLINGS Sunday Records Tee Blue/Green with colorful graphics and black shoes. Near the disco ball on the floor, the rug boasts geometric patterns, creating a vibrant scene reminiscent of something Marcus Dixon might capture.
SUNDAY SIBLINGS
Sunday Records Tee Blue/Green Sale price$35.00 Regular price$49.00
A Freckle Knit Peach jumper from SUNDAY SIBLINGS with pink trim is displayed on a wooden hanger against a white wall. Made from 100% cotton, the sweater features a chunky texture and speckled detailing for a comfortable fit. Red star-shaped illustrations are partially visible on either side of the sweater.A young child with long, blonde hair in two braids stands in front of a white backdrop adorned with blue spiral patterns. They are wearing a cream Freckle Knit Peach jumper from SUNDAY SIBLINGS, paired with striped pants and orange-checkered shoes. The comfortable fit ensures they feel at ease, one hand near their mouth.
SUNDAY SIBLINGS
Freckle Knit Peach Sale price$42.00 Regular price$59.00

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