Crossword clues for the word: ECTOR The word ECTOR has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for ECTOR Showing 1 to 5 of 5 results Clue(s) Father of Sir Kay. Foster father of King Arthur King Arthur's foster father. Oil-producing county of Texas. Sir ___ (foster father of King Arthur)