Rachel Allan designs dresses for the girls want to feel special and be a standout trend setter.. If you're still not sure what to wear we have the answer for you. Rachel Allan, a USA based designer has come up with their exquisite range of gorgeous dresses, which are the epitome of modern fashion statements. The dresses are chic, elegant and will create an everlasting impression on the crowd around. It's a win-win when the quality is superb and the designs are flawless.