Crossword clues for Sir 6 letters:SIRREDAddressed with respectful title.SIRREDUsed a respectful form of address.IMONITYes, sir! Right away, sir!SIEURSSirs: French.STEELESir Roger de Coverley's creator.AYEAYESailor's "yes," usually with "sir."NEWTONSir Isaac of scienceOLIVIANiece of Sir Toby Belch, in "Twelfth Night"SIGNORSicilian sirNEWTONSir Isaac __GARETHSir Beaumains, of Malory.EGOISTMeredith's Sir Willoughby.COATESSir Eric ___, composer of the London Suite, etc.IRVINGWashington or Sir Henry.RAMSAYHelium discoverer Sir William ___MADAMSSirs' counterpartsWONDERSir Duke singerUTOPIAMythical setting of perfection described by Sir Thomas MoreNEWTONSir IsaacMISTERSirCEDRICActor Sir __ HardwickeSAHIBSSirs of old IndiaUTOPIASir Thomas More's perfect land.LOWELLVision of Sir Launfal author.ELAINEMother of Sir Galahad.FILDESSir Luke ___, painter of "The Doctor" (1844–1927).UTOPIARomance by Sir Thomas More.OLIVERSir ___ Franks, British Ambassador to the United States.SIDNEYSir Philip, exquisite sonneteer.ORACLEI am Sir ___ . . .KNIGHTMake John A. Macdonald a "sir", e.g.ATTLEEFormer British P.M. Sir Clement ___ELAINESir Galahad's motherROBROYSir Walter Scott novel of 1817STEELEEssayist Sir RichardHARRISSir Richard of "Camelot"WALTERSir ___ RaleighSENORSSpanish sirsARAFATSir YasserYEHUDISir -- Menuhin: violinistCEDRICOld English actor Sir ___ HardwickeSPENCEBritish architect Sir BasilMALORYArthurian chronicler Sir Thomas __MARCIEGirl who calls Peppermint Patty "sir"STEVIESir Duke singerROBROYSir Walter Scott novelSTELLASir Paul's designer daughterAUSTENSir Walter Scott contemporaryBETTERMy dear, my ___ half.—Sir P. Sidney.MISTERSir-name?