How many letters does the top answer for “author of steppenwolf” have?

The most common answer is hesse (5 letters).

Crossword clue: author of steppenwolf

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

hesse 5 letters wd-fact-v3

Swiss writer (born in Germany) whose novels and poems express his interests in eastern spiritual values (1877-1962)

author of 1q84 50% similar → murakami

author of 2666 50% similar → bolano

author of 4 3 2 1 50% similar → auster

author of q11368 50% similar → kernighan, ritchie

author of q13415681 50% similar → hamill

author of q134773 50% similar → zemeckis

author of q1457000 50% similar → knuth

author of q16276 50% similar → roddenberry