Wikipédia France
Includes the names: Maurice Leblanc, Maruice Leblanc, Maurice Le Blanc, Maurice Léblanc, Maurice Marie Émile Leblanc, Maurice Edgar Jepson Leblanc, Maurice LeBlanc and Edgar Jepson, Alexander Teixeira De Maurice Leblanc Mattos, Maurice; Adapted into English By J.B. Leblanc, Maurice. George Morehead (translator) LeBlanc ... (see complete list)
Melissanne (21), mgrosgeo (21), leeoneil (19), Midgarsorm (18), eurydice13 (17), AACBC (15), Nedrin (14), bill_reyn (13), wmprost (13), timtom (13), saje (12), bluetyson (12), crid (12), Cecilturtle (12) — more
jpalisaar (1), mmhairii (1), remiz (1), CHEREUL (1), carnivoray (11), Leischen (1), writeronwriter (1), ramm5050 (10)
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Maurice Leblanc is currently considered a "single author." If one or more works are by a distinct, homonymous authors, go ahead and split the author.
Maurice Leblanc is composed of 11 names. You can examine and separate out names.