RüütelRüütel is an Estonian surname. Notable people with the surname include:Arnold Rüütel, politician, President of Estonia 2001–2006Ingrid Rüütel, folklorist and philologist, First Lady of Estonia 2001–2006, wife of President Arnold RüütelKai Rüütel, opera singerMargit Rüütel, tennis playerRaido Rüütel, racing driver