Today, Crockfords Casino continues William Crockford's legacy, offering its guests nothing but the best in terms of service and privacy. Whether. Crockfords is a casino in London located on Curzon Street. The casino is located near and based on the former gentlemen's club in London called Crockford's. Crockfords is the most exclusive Casino in Mayfair, where you can game in unsurpassed luxury. This London Casino is a favourite of discerning patrons. Private Gaming · Gaming · Contact Us · Exclusive London Casino.