How many letters does the top answer for “director of gone with the wind” have?

The most common answer is fleming (7 letters).

Crossword clue: director of gone with the wind

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

fleming 7 letters wd-fact-v3

a native of Flanders or a Flemish-speaking Belgian

author of gone with the wind 50% similar → mitchell

director of the wind rises 50% similar → miyazaki

wrote gone with the wind 50% similar → mitchell