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Dictionary of Medieval Names
from European Sources

Leonard m. Old High German lewo 'lion' + Old Saxon hard, Old High German hart 'strong, hard'.

The name of a 6th C saint, the patron of prisoners.

Lienhard is an Alemannic variant. For more information on the name, see Bahlow s.n. Lienhard.

Czech Republic
Latin
1350 Leonardus (nom) chlumecky 157; 1353 Leonardus (nom) ibid. 37, p. 22
England
Latin
1553 Leonardus (nom) StMartF p. 57; 1557 Leonardus (nom) ibid. p. 59; 1560 Leonardus (nom) ibid. p. 60
Dutch
1574 Leenart AuFr Boom; 1595 Leenaert ibid. Costerman; 1598 Leonard ibid. Costerman
Early Modern English
1530 Lennard LIWill-III p. 28, Leonard WillsInv LXXX; 1531 Leonard SRS-XXI p. 8; 1533 leonarde WillsInv LXXXII; 1538 Leonard StAnthonlin p. 1; 1544 Leonard HAmar-vol9 p. 2; 1545 Leonard StAnthonlin p. 5; 1546 Leonard ibid. p. 5; 1547 Leonard DEmar-vol1 p. 79, StAnthonlin p. 6; 1549 Leonard BEmar-vol1 p. 3; 1556 Leonard PRThirsk p. 1, Leonarde ibid. p. 1; 1556/57 Leonarde ibid. p. 2; 1556 Leonarde bruton-vol1 p. 2; 1557 Leanard PRThirsk p. 2, Leonard ibid. p. 2; 1561 Leonard WAmar-1 p. 108; 1562 Leonard bruton-vol1 p. 111, Leonarde WAmar-1 p. 108; 1564 Leonard bruton-vol1 p. 34; 1567 Leonard ibid. p. 112; 1570 Leonard ibid. p. 6; 1575 Leonard ibid. p. 7; 1581 Leanaerd HAmar-vol9 p. 68; 1582 Leonard COmar-vol2 p. 49, DEmar-vol1 p. 85; 1583 Leonard bruton-vol1 p. 45; 1584 Leonard BEmar-vol1 p. 11; 1585 Leonard Bar-in-El p. 15; 1586 Leonard ibid. p. 16, COmar-vol2 p. 102; 1587 Leonard ibid. p. 102, DEmar-vol2 p. 13; 1588 Leonard ibid. p. 15; 1590 Leonard Bar-in-El p. 29; 1593/4 Leonard BEmar-vol1 p. 16; 1593 Leonard bruton-vol1 p. 53; 1597/8 Leanarde HAmar-vol9 p. 93; 1597 Leanord CAmar-vol1 p. 6
Middle French
1364 Lyenart SocAntNor-3-3 no. 38
France
Latin
1260 Leonardo (abl) ArrestReg-volI XVII, Ascension, Leonardum (acc) ibid. XVII, Ascension, Leonardus (nom) ibid. XVII, Ascension; 1301 Leonardi (gen) MemPic-vol17 p. 219, Leonardus (nom) ibid. p. 178; 1378 Leonardo (dat) hanquetvol1 1505; 1579 Leonardi (gen) FlorLyon p. 40; 1585 Leonardus (nom) ibid. p. 40
Old French
1313 Lienart Paris1313 p. 21
Middle French
1392 Lyenart MemBret-II col. 613; 1563 Léonard RegPCC-1 p. 23; 1564 Léonard ibid. p. 88; 1565 Léonard ibid. p. 128; 1566 Léonard ibid. p. 254; 1567 Léonard ibid. p. 288; 1571 Liénard ibid. p. 442; 1590 Léonart raymond1588 p. 572
Germany
Latin
1414 Leonhardum (acc) mairhofer DCXCVIII, Leonhardus (nom) ibid. DCXCVII; 1422 Leonardus (nom) ibid. DCCXVIII
Early New High German
1404 Linhard (nom) mairhofer DCLXXVII; 1419 Lienhardt (gen) ibid. DCCXII, Lienhart (gen) ibid. DCCXIII; 1423 Lienhart (nom) ibid. DCCXIX; 1497 Lienhart Nurn1497 p. 2, Liennhart ibid. p. 1, Linhar ibid. 1455, Linhardt ibid. 2673, Linhart ibid. 28
Ireland
Early Modern English
1538/9 Leonard Fiants-1 71; 1540 Leonard ibid. 150
Italy
Latin
1237 Lienhardi (gen) TirNot1 582; 1300 Leonardum (acc) ActDipVeneto-I-1 p. 49; 1324 Leonardus (nom) DSF p. 48, 3731; 1376 Leonardi (gen) DouGen1 p. 243, Leonardo (abl) ibid. p. 41; 1393 Leonardo (abl) sajanello-2; 1464 Leonardus (nom) CUP-III-I CCXXXI; 1527 Leonardi (gen) Rome1527 p. 84, Leonardus (nom) ibid. p. 85
1173 Leonardelli (gen) SDE3 V, Leonardello (abl) ibid. V; 1348 Leonardelli (gen) INP 21
Italian
1513x1521 Leonardo LeoX p. 12
1513x1521 Nardo LeoX p. 16
Spain
Latin
1488 Leonardi (gen) carbonell-I p. 16; 1490 Leonardi (gen) ibid. p. 42
Catalan
1510 Leonard valencia1510 3216, Leonart ibid. 2096
Cite as: J. Uckelman, S.L. Uckelman. "Leonard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Leonard.