Nancoithan 1323 Weatherhill
Nanscoithan 1326 (Gover, 1948) (Pool, 1985)
Nanscoythan 1330 (Gover, 1948) (Pool, 1985)
Nancotthan 1333 (Pool, 1985)
Nanscoithan 1334 (Gover, 1948)
Nanscoythan 1334 (Gover, 1948)
Nanscoethan 1340 (Gover, 1948) (Pool, 1985)
Nancothan 1416 (Pool, 1985)
Nancuthan 1710 (Bond, 2009)
Nocothan 1737 (mine name)
Nancothan 1748 (Martyn, 1748)
Nancothan 1757 (*CRO, P133/12/1, 1757) (Bond, 2009)
Nancothan 1782 (*CRO, P133/5/1, 1782) (Bond, 2009)
Nancothnance 1795 (*CRO, P133/16b/2, 1795) (Bond, 2009)
Nancothan 1842 (tenement)(CRO, TA/133, 1842) (Bond, 2009)
Nancothan 1884 (farm and 2 flour mills)(Symons, 1884) (Bond, 2009)