How many letters does the top answer for “wrote the kite runner” have?

The most common answer is hosseini (8 letters).

Crossword clue: wrote the kite runner

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

hosseini 8 letters wd-fact-v3

author of the kite runner 50% similar → hosseini

wrote the maze runner 50% similar → dashner