Cecilia f. Latin Caecilia, the feminine form of a Roman gensname which may derive from Latin caecus 'blind'.

Brabant

Latin

● 1312 Cecilia (nom) JeanIII p. 28

England

Latin

● 1279–80 Cecilia (nom) WaHR-SK p. 36, Cecilie (gen) ibid. p. 27; 1381 Cecilia (nom) Suffolk1381 p. 69, Cissilia (nom) ibid. p. 73; 1408 Cecilia (nom) GCCYork p.12

Middle English

● 1424–25 Cecile EEW p. 56; 1425 Cecile ibid. p. 63; 1426 Cisily ibid. p. 70; 1436 Cicile ibid. p. 106

English

● 1530 Cecile LIWill-III p. 31, Cecill ibid. p. 79, Cecily ibid. p. 57, Secily ibid. p. 10; 1540 Syslyth BarnstapleBap p. 1; 1543 Cisley StAnthonlin p. 4; 1544 Syslyeth BarnstapleBap p. 4; 1545 Ciseley BEmar-vol1 p. 3; 1546 Syslyth BarnstapleBap p. 5; 1548 Sisly StAnthonlin p. 6; 1549 Cyseley BEmar-vol1 p. 3, Sisly StAnthonlin p. 8; 1555 Syslyth BarnstapleBap p. 9; 1559 Ciceli bruton-vol1 p. 30, Cicelie ibid. p. 30; 1560 Cicyly SaxhamSf p. 56; 1562 Sisley StAnthonlin p. 14; 1569 Cicely BEmar-vol2 p. 95; 1570 Cicely bruton-vol1 p. 5; 1571 Cicely BUmar-vol9 p. 5; 1578 Sisley OrpingtonKe p. 5; 1579 Sisley ibid. p. 5; 1580 Cicelie bruton-vol1 p. 44; 1584 Sisly DEmar-vol2 p. 10; 1585/6 Cislie BEmar-vol1 p. 12; 1586 Sisly DEmar-vol2 p. 12; 1590 Sisly ibid. p. 22, StAnthonlin p. 34; 1591 Cysly ibid. p. 35; 1592 Cicely BUmar-vol9 p. 8; 1595 Cicelie bruton-vol1 p. 54, Sysle BUmar-vol1 p. 27; 1596 Cicely DEmar-vol2 p. 34, Sicelea BUmar-vol2 p. 66; 1597 Cicelie bruton-vol1 p. 11, Sisley DEmar-vol2 p. 36; 1598 Sisley COmar-vol2 p. 50, Sisly DEmar-vol2 p. 39, Sislye ibid. p. 37; 1599 Cicilie bruton-vol1 p. 57, Seccely BEmar-vol2 p. 4

◑ 1563 Ciceletam BUmar-vol2 p. 60; 1569 Cicelet ibid. p. 61

France

Latin

● 1180 Cecilie (gen) RotScaNor p. 3

Italy

Latin

● 1527 Cicilia (nom) Rome1527 p. 88

Spain

Catalan

● 1510 Sicilia valencia1510 3214

Switzerland

Latin

● 14thCx1478 Cicillia (nom) Ob-SPVn (54)