If Only If is a London-based sleepwear brand creating timeless, heirloom-quality nightdresses with a romantic, vintage-inspired aesthetic.

If Only If is a London-based sleepwear brand reimagining the nightdress as an enduring, everyday essential. With a focus on timeless silhouettes and romantic detailing, the brand blends comfort and elegance in pieces designed to be cherished beyond bedtime. Each collection draws inspiration from nostalgic femininity, think delicate trims, airy cottons, and vintage-inspired shapes, while maintaining a modern, unfussy sensibility. Whether worn to wind down at night or as part of a slow morning routine, If Only If’s designs invite a softer, more intentional approach to getting dressed.

If Only If

Jossie Linen Pinafore Nightdress

Elle Nightdress

Dillie Primrose Nightdress

Cashmere Bed Socks

Baby Pillowcase

Poppy Nightdress

Nude Slip Nightwear

If Only If Brand Page

Carey

Clara Cotton Voile Nightdress

Jane Nightdress

Pandora Nightdress

Clover Nightdress

Brigitte Dress

Alice Nightdress

India Gingham Nightdress

Caitlyn Cotton Nightwear

Isabel Nightdress

Heather 

Jenny Linen Nightdress in Powder Blue

About If Only If