Crossword clues for Unknown 6 letters:NOBODYUnknown oneCARRELAuthor of "Man, the Unknown."SECRETUnknown to manyDRONESAmazon's New Delivery ___ Won't Stop Carrying Copies of Tina Fey's 'Bossypants' To The Tomb Of The Unknown Soldier (Onion headline)NONAMEUnknownOPHULSLetter From an Unknown Woman director MaxRANDOSUnknown people, in slangULTIMA___ Thule, distant unknown landSECRETUnknown.NOBODYUnknownCARRELMan, the Unknown authorSELAHSWords of unknown meaning in the Psalms.UNKNOWNSSolvers' problemsUNKNOWNSLike beginning actorsUNKNOWNX, in mathUNKNOWNLike the planet Pluto before 1930UNKNOWNArlington soldierUNKNOWNSX-quantities to be solvedUNKNOWNInconnu.UNKNOWNSThey're often represented by x, y and zUNKNOWNSThey're solved for in algebraUNKNOWNWaiting to be discoveredUNKNOWNIncalculable.UNKNOWNSX and y, in equationsUNKNOWNLike XUNKNOWNx, at timesUNKNOWNWith 41 Across, enshrined heroUNKNOWNFar from famousUNKNOWNSX's, at timesUNKNOWNAnonymousUNKNOWNObscureUNKNOWNSAlgebra staplesUNKNOWNSomething to solve for, in algebraUNKNOWNSMathematical variables, oftenUNKNOWNX, in algebraUNKNOWNSX and Y, in algebraUNKNOWNHardly a celebrityUNKNOWNSTomb of the ___UNKNOWNSVariablesJANEDOESUnknown womenTEXASHOLDEMStud's relative put something unknown in tea author Aleichem is swallowing down (5,6)ELSAAnimated character that sings "Into the Unknown"ADIMLong, long ago in ___ unknown land (Claude McKay)ELSAShe "Let It Go" before going "Into the Unknown"AGODSteinbeck's "To ___ Unknown"ANONAuthor unknown (abbr.)ANONAuthor unknown, for shortXORYChoice between two unknownsANONUnknown quote's attrib.ROERichard ___ (unknown person)