Crossword clues for the word: LYNDONBJOHNSON The word LYNDONBJOHNSON has appeared as an answer to at least 1 crossword clue on different crossword puzzles. Crossword clues for LYNDONBJOHNSON Showing 1 to 1 of 1 results Clue(s) US vice president who became president upon the death of John F. Kennedy in 1963: 3 wds.