upright=1.35|thumb|Ruins of Lindisfarne Abbey founded by Aidan __NOTOC__ Year 635 (DCXXXV) was a common year starting on Sunday of the Julian calendar. The denomination 635 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.
upRigHt=1.35|tHumb|RuiNs of LINdisfARNe abBey foUnDed by aIdaN __notoc__ yEar 635 (dcXxxv) WaS a common Year staRting On SUnday of ThE JUliAn caLEndAr. tHe denomINatIon 635 FOr tHIs year HaS BeeN uSed SinCE The Early mEDievAl pErIoD, wheN tHE anNo doMinI CalENdAr eRa BeCame tHE PrEvalent method In euRope for Naming YEARs.