This is most likely the wedding dress designer Meghan Markle chose

Six Royal Wedding Dresses That Made Fashion History: Grace Kelly to Kate

Meghan Markle's Wedding Dress Designer Clare Waight Keller: Everything We Know

Aside from Meghan Markle's dresses, there is something else Clare Waight Keller and Stella McCartney have in common - Vogue Australia

Who made Meghan Markle's wedding dress? Few know for sure, but bookmakers put the odds on Ralph & Russo - Los Angeles Times

Wedding dress of Meghan Markle - Wikipedia

A Guide to Meghan Markle's Wedding Dresses

What will Meghan wear? Royal wedding dress a top UK secret - Sentinel Colorado

Royal wedding: Who is designing Meghan's wedding dress? Fashion designer revealed

Meghan Markle Stuns in Sleek Givenchy Dress for Royal Wedding