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Semi Formal Dresses Australia – Cocktail & Occasion Dresses

Shop semi formal dresses Australia loves — discover elevated cocktail, midi, mini & occasion dresses for semi formal events, celebrations, dinners & special occasions.

Find the perfect balance between dressed-up & effortless with designer semi formal dresses across fitted silhouettes, flowing styles, statement necklines, satin finishes & embellished details.

From sophisticated midi dresses to elevated shorter styles & understated evening looks, discover a semi formal dress for the occasion from leading Australian & international designers.

Explore Semi Formal Dresses

Searching for semi formal dresses in Australia? One Honey Boutique curates designer semi formal dresses, cocktail styles & occasionwear for events where the dress code calls for something polished without the formality of a traditional evening gown.

What is a semi formal dress? Semi formal dressing generally sits between casual or party dressing and more traditional formal or black-tie attire. Depending on the event, this can include sophisticated midi dresses, elevated shorter dresses, sleek fitted styles & refined occasionwear.

What do you wear to a semi formal event? Start with the invitation, venue, time of day & dress code. Cocktail and midi dresses are common choices, while elevated mini dresses and selected longer styles can also work depending on the event.

Explore semi formal dresses for birthdays, engagement celebrations, dinners, cocktail events, graduations, weddings & special occasions, with colours, lengths, silhouettes & finishes to suit different dress codes and personal styles.

Love a midi length? Explore our midi formal dresses for sophisticated mid-length styles that can work beautifully for semi formal occasions.

Looking for a party-ready look? Browse our party dresses for celebration, birthday & going-out styles across statement silhouettes and finishes.

Need a more formal gown? Explore our formal dresses Australia collection for designer prom, school formal, evening & black-tie gowns across our wider range.

Prefer a sleek silhouette? Browse our fitted formal dresses for figure-skimming designer styles.

Love a luminous finish? Explore our satin formal dresses for sleek satin looks, or discover our embellished formal dresses for crystals, beading & statement detailing.

Can you wear a long dress to a semi formal event? Sometimes. Semi formal dress codes can vary, and selected streamlined or understated longer dresses may suit the occasion. For more traditional floor-length formal gowns, explore our dedicated Formal Dresses collection.

When choosing a semi formal dress, consider the event invitation, venue, season, time of day & requested dress code. A wedding, graduation, dinner or cocktail event may each call for a slightly different interpretation of semi formal style.

Selected One Honey styles offer Virtual Try-On, helping you visualise eligible dresses & available colours as part of your online shopping experience before choosing your look.

Complete your semi formal outfit with our clutch bags, jewellery & occasion accessories.

Proudly Australian owned & trusted since 2011 with over 1,000+ 5-star reviews, One Honey Boutique is a trusted Australian destination for designer formal, semi formal & occasionwear.

Shop semi formal dresses online with flexible payment options including Afterpay & Zip, with delivery available throughout Australia.

Need help choosing a style, size or dress for a specific event? Visit our Help Centre for sizing, availability & delivery support.

Discover semi formal dresses at One Honey Boutique — elevated cocktail, midi & occasion dresses for celebrations, events & unforgettable nights.

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NEW ARRIVALCANDACE crystal sweetheart corset A-line formal gown in Light Blue
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NEW ARRIVALAVAILABLE IN-STOREGLYDON strapless satin A-line corset gown with scarf in Citron Green
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NEW ARRIVALSCARLETT beaded corset sweetheart A-line prom dress
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NEW ARRIVALAVERY strapless shimmer corset A-line formal gown in Storm Blue
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NEW ARRIVALGIANNA one shoulder beaded lace mermaid formal gown in Espresso
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NEW ARRIVALJULIA crystal beaded basque waist mermaid formal gown in Rose Gold
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AVAILABLE IN-STOREBEVERLY two-piece strapless satin corset formal gown in Sage
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AVAILABLE IN-STOREBEST SELLEREVELYN satin two-piece square neck corset formal gown
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KAYLEIGH satin two-piece asymmetrical corset formal gown in Sage
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AVAILABLE IN-STOREAMBER satin two-piece corset formal gown with neck scarf in Dusty Pink
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KAYLEE metallic floral jacquard halter bubble mini dress
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AVAILABLE IN-STOREBEST SELLERCHANTELLE plunging halter satin corset formal gown in Blue – view 1 | One Honey Boutique
CHANTELLE Satin Halter Formal Gown Sale priceFrom $409.95 AUD
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AVAILABLE IN-STOREBEST SELLERMAIZIE satin cowl neck gown with leg slit and sash in Berry – view 1 | One Honey Boutique
MAIZIE Satin Cowl Neck Formal Gown Sale priceFrom $289.95 AUD
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ZARA one-shoulder draped satin formal gown in Light Blue – view 1 | One Honey Boutique
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AVAILABLE IN-STORECEILE strapless ruched satin gown with lace trim – view 1 | One Honey Boutique
CEILE Satin Corset Formal Gown Sale priceFrom $409.95 AUD
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AVAILABLE IN-STOREKARINE satin and chiffon formal gown with neck scarf in Light Blue – view 1 | One Honey Boutique
KARINE Satin Chiffon Formal Gown Sale priceFrom $409.95 AUD
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CORINNE satin and chiffon mini dress with neck scarf – view 1 | One Honey Boutique
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AVAILABLE IN-STOREBEST SELLERSold outODETTE strapless sweetheart draped satin formal gown in Espresso – view 1 | One Honey Boutique
ODETTE Convertible Satin Formal Gown Sale priceFrom $439.95 AUD
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YVETTE strapless draped satin corset mini dress – view 1 | One Honey Boutique
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AVAILABLE IN-STOREVIOLAINE strapless sequin and satin formal gown in Taupe – view 1 | One Honey Boutique
VIOLAINE Sequin Satin Formal Gown Sale priceFrom $409.95 AUD
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ELAINE strapless sequin satin mini dress with sash in Red – view 1 | One Honey Boutique
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LUCIENNE crepe and satin corset formal gown – view 1 | One Honey Boutique
LUCIENNE Satin Corset Formal Gown Sale priceFrom $439.95 AUD
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ADRIENNE crepe and satin corset mini dress – view 1 | One Honey Boutique
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JEMMA asymmetric satin corset mini dress with scarf in Light Blue – view 1 | One Honey Boutique
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VICTORINE shimmer square neck corset mini dress in Sage – view 1 | One Honey Boutique
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LOUISE hotstone mesh cowl neck mini dress in Light Pink – view 1 | One Honey Boutique
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AURORE satin cowl neck lace-up mini dress in Sage – view 1 | One Honey Boutique
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MARGUAX satin corset mini dress with full skirt – view 1 | One Honey Boutique
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SOLENE lace corset ruffle mini dress with scarf – view 1 | One Honey Boutique
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ALETHA pleated chiffon halter mini dress – view 1 | One Honey Boutique
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Sold outEMILE off-shoulder satin corset sash mini dress in Espresso – view 1 | One Honey Boutique
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AVAILABLE IN-STOREBEST SELLERSold outEMMA satin corset column gown with chiffon scarf in Burgundy – view 1 | One Honey Boutique
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AVAILABLE IN-STOREREADY TO SHIPNookie Love Affair Black Halter Midi Cocktail & Formal Dress in Australia | One Honey Boutique
AVAILABLE IN-STOREREADY TO SHIP SIZESANYA one-shoulder satin corset fitted bridesmaid dress in Tumeric Gold
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EMMIE sweetheart floral beaded corset prom formal dress in Lavender
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AVAILABLE IN-STOREGISELLA Multi - Way Halter Fitted Formal & Bridesmaid Gown in Australia | One Honey Boutique
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AVAILABLE IN-STOREREADY TO SHIP SIZESNIVIERA Halter Neck Fitted Formal & Evening Dress in Australia | One Honey Boutique
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AVAILABLE IN-STOREREADY TO SHIPNOOKIE VALERIE Cowl Satin Low Back Prom & Formal Dress in Australia | One Honey Boutique
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BETRA off-shoulder sweetheart iridescent mermaid gown in Teal – view 1 | One Honey Boutique
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Sold outGRETA sequin lace fitted evening dress with chiffon cape in Navy Blue – view 1 | One Honey Boutique
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LORRAINE off-shoulder iridescent mermaid evening dress in Black – view 1 | One Honey Boutique
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Sold outCHRISTIE deep V glitter appliqué A-line evening gown in Navy Blue – view 1 | One Honey Boutique
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DELORIS off-shoulder iridescent mermaid evening gown – view 1 | One Honey Boutique
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MALINDA sweetheart glitter tulle A-line evening gown – view 1 | One Honey Boutique
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AIMEE off-shoulder sequin lace mermaid gown in Navy Blue – view 1 | One Honey Boutique
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Sold outTAMMY draped sequin flutter sleeve fitted gown in Gold – view 1 | One Honey Boutique
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RONDAH off-shoulder embroidered corset chiffon mermaid dress in Light Yellow – view 1 | One Honey Boutique
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SILVIA shimmer lace fitted prom dress with scarf in Pink – view 1 | One Honey Boutique
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Semi Formal Dresses Australia

✨ NEED HELP CHOOSING YOUR DRESS? ✨

Need help with sizing, delivery, ordering or planning for your event? Visit our Help Centre to shop with confidence — explore sizing & fit advice, ordering guides, Dress Registration, Virtual Try-On, customer resources & more.