How many letters does the top answer for “wrote my name is red” have?

The most common answer is pamuk (5 letters).

Crossword clue: wrote my name is red

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

pamuk 5 letters wd-fact-v3

author of my name is red 60% similar → pamuk

wrote trinity is still my name 50% similar → spencer