1) Big name in the big top 2) Big-top big name 3) Charles ringling 4) Circus brothers 5) Circus family 6) Circus name 7) Circus surname 8) Circus-owner Charles 9) Impresario 10) Promoter 11) Show-biz name 12) Showman 13) Three-ring brothers Found on https://www.crosswordclues.com/clue/ringling