William Fell of Cincinnati, Ohio are reported to have attended a masquerade at a skating rink wearing Mr. Skygack and Miss Dillpickles costumes.They attended the 1939 1st World Science Fiction Convention (Nycon or 1st Worldcon) in the Caravan Hall, New York, USA dressed in "futuristicostumes", including green cape and breeches, based on the pulp magazine artwork of Frank R. Paul and the 1936 film Things to Come, designed and created by Douglas.Early Worldcon masquerade balls featured a band, dancing, food and drinks.
Later, in 1910, an unnamed woman won first prize at masquerade ball in Tacoma, Washington wearing another Skygack costume.David Kyle won the masquerade wearing a Ming the Merciless costume created by Leslie Perri, while Robert A. W. Lowndes received second place with a Bar Senestro costume (from the novel The Blind Spot by Austin Hall and Homer Eon Flint).
The first Masquerade Ball held at San Diego Comic-Con was in 1974 during the convention's 6th event. Voice actress June Foray was the master of ceremonies.Cosplay started in 1984, Nobuyuki Takahashi, founder of Studio Hard, attended the 42nd Worldcon in Los Angeles. He was impressed with the masquerade and reported on it in My Anime, coining the term kosupure (from which cosplay is derived) in the process. The term "cosplay" was coined in Japan in 1984, meaning "costume" and "play". Cosplay is very popular among all genders.