
TAIN OLD COUNTY: Ross & Cromarty NAME ON MAP: Tene DATE: 1226 MEANING: a BRYTHONIC river name similar to Tyne; like many old river names it probably just means `water, river'.
TANTALLON OLD COUNTY: East Lothian NAME ON MAP: Dentaloune DATE: a.1300 MEANING: originally probably BRYTHONIC din `fort' with talgwn `high‑fronted', later GOIDELIC tom `knoll' of the talain `feats of arms'.
TARBERT OLD COUNTY: Argyll NAME ON MAP: Tarbart DATE: 1326 MEANING: from GOIDELIC tar `across' ber `bring, bear', ie. a place where boats can be dragged across an isthmus.
TARBOLTON OLD COUNTY: Ayr NAME ON MAP: Torboultoun DATE: a.1177 MEANING: GOIDELIC torr `hill' with OLD ENGLISH botl `dwelling' and tun `settlement, village'.
TARLAND OLD COUNTY: Aberdeen NAME ON MAP: Tarhlund DATE: a.1300 EARLIEST RECORD: Tarualund DATE: 1183 MEANING: GOIDELIC tarbh `bull' lann `enclosure'.
TARVES OLD COUNTY: Aberdeen NAME ON MAP: Tarvas DATE: a.1300 EARLIEST RECORD: Tarves DATE: 1165‑9 MEANING: GOIDELIC tarbh `bull' ‑ais `place'.
THURSO OLD COUNTY: Caithness NAME ON MAP: Turseha DATE: c.1200 EARLIEST RECORD: Thorsa DATE: 1152 MEANING: probably "OLD NORSE thjorsa `bull' á `river'", although this name may be an adaption of a BRYTHONIC original.
TIBBERMORE OLD COUNTY: Perth NAME ON MAP: Tubermore DATE: c.1200 MEANING: GOIDELIC tiobar `well' with either mòr `big' or Moire `[the Virgin] Mary'.
TIBBERS OLD COUNTY: Dumfries NAME ON MAP: Tibbers MEANING: possibly GOIDELIC tiobar `well' with an OLD ENGLISH plural ‑s. A castle was here by 1314.
TILLICOULTRY OLD COUNTY: Clackmannan NAME ON MAP: Tullicultrane DATE: 1270 EARLIEST RECORD: Tulycultri DATE: 1195 MEANING: "GOIDELIC tulach `hillock' [in the] cùl `back, hinter' tir `land'".
TINWALD OLD COUNTY: Dumfries NAME ON MAP: Tinwald DATE: c.1320 EARLIEST RECORD: Tynwalde DATE: c.1280 MEANING: OLD NORSE thing `assembly, parliament' völlr `open space'.
TIORAM OLD COUNTY: Inverness NAME ON MAP: Tioram MEANING: GOIDELIC tioram `dry'. The castle was in existence by 1314.
TIREE OLD COUNTY: Argyll (Hebrides) NAME ON MAP: Tiryad DATE: 1343 EARLIEST RECORD: Tir Iath DATE: 9th century MEANING: "GOIDELIC tir `land' of Ith", or "of eadha `corn'". The personal name, if such it was, is not recorded elsewhere.
TONGLAND OLD COUNTY: Kirkcudbright NAME ON MAP: Tuncgeland DATE: c.1150 MEANING: OLD NORSE tunga or OLD ENGLISH tunge `tongue' OLD ENGLISH land `land'.
TORRIDON OLD COUNTY: Ross & Cromarty NAME ON MAP: Torvirlane DATE: 1464 MEANING: uncertain; the first element is probably GOIDELIC torr `hill'.
TRANENT OLD COUNTY: East Lothian NAME ON MAP: Tranent DATE: c.1210 EARLIEST RECORD: Treuernent DATE: c.1144 MEANING: probably "BRYTHONIC tref `farm, settlement' [of] yr `the' neint `streams'".
TRAQUAIR OLD COUNTY: Peebles NAME ON MAP: Traquair DATE: 1265 EARLIEST RECORD: Treverquyrd DATE: 1116 MEANING: "BRYTHONIC tref `farm, settlement' [on] Quair [Water]". The river name probably means `green'.
TULLIBODY OLD COUNTY: Fife NAME ON MAP: Tullibotheny DATE: 1195 EARLIEST RECORD: Dunbodeuin DATE: 1147 MEANING: the first spelling gives GOIDELIC dùn `hill', the second spelling tulach `hillock', each with both `hut'.
TULLIBOLE OLD COUNTY: Kinross NAME ON MAP: Tullibole MEANING: GOIDELIC tulach `hillock' with, possibly, baoghail `of danger'. A castle was here by 1314.
TURNBERRY OLD COUNTY: Ayr NAME ON MAP: Tornebiri DATE: 1301 EARLIEST RECORD: Turnebiri DATE: c.1200 MEANING: OLD NORSE turn `tower', or just possibly NORMAN‑FRENCH tournei `tournament', with OLD ENGLISH burh `fort, castle'. Tradition has it that Robert the Bruce was born here.
TURRIFF OLD COUNTY: Aberdeen NAME ON MAP: Turreth DATE: 1273 EARLIEST RECORD: Turbruad DATE: c.1150 MEANING: GOIDELIC torr `hill' with an uncertain second element, just possibly bruid `of anguish'.
TWYNHOLM OLD COUNTY: Kirkcudbright NAME ON MAP: Twenham DATE: c.1200 MEANING: OLD ENGLISH betweon `between' with hamm or holm `river land'.
TYNINGHAME OLD COUNTY: East Lothian NAME ON MAP: Tynynham DATE: 1265 EARLIEST RECORD: Tinnings DATE: a.800 MEANING: "OLD ENGLISH ham `homestead' of the `dwellers on Tyne'".