Crossword clues for the word: OTTOIV The word OTTOIV has appeared as an answer to at least 10 crossword clues on different crossword puzzles. Crossword clues for OTTOIV Showing 1 to 10 of 10 results Clue(s) "Holy Roman emperor, 1209-'15" "King of Germany, 1208-15" "Roman emperor, 1209-15" 13th-century German king 13th-century Holy Roman Emperor Emperor under Innocent III Emperor under Pope Innocent III Holy Roman emperor Holy Roman Emperor after Otto III Holy Roman Emperor who feuded with Philip of Swabia throughout the early 13th century