| Saint | Background | Date | Feast Day |
| Lactan | Abbot of Clonfert | 19/03 | |
| Ladislas/Ladislaus/Lazlo/Laszlo | King of Hungary | 1040-95 | 27/06 (29/07) |
| Laegaire | of Lough Conn | 11/05 | |
| Lamalisse | hermit of Lamlash Scotland | 03/03 | |
| Lambert + Valerius | 09/10 | ||
| Lambert | 28/04 | ||
| Lambert | Bishop of Freising | 19/09 | |
| Lambert | Bishop of Maastricht | c635-709 | 17/09 13/10 |
| Lambert | Bishop of Vence | 26/05 | |
| Landelin(us) | 15/06, 21/09, 28/11 | ||
| Landericus/Landry | Bishop of Paris | d661 | 10/06 (14/07) |
| Landoald | 10/06, 13/06, 19/03 | ||
| Landrada | 08/07 | ||
| Laoise/Luigsech | 22/05 | ||
| Lasairian | Ireland | 13/08 | |
| Lasairian | Ireland | 16/09 | |
| Lasairian | Ireland | 25/10 | |
| Lasairian/Laisren | of Devenish | 12/09 | |
| Lasarian | Ireland | 26/12 | |
| Laserian/Laisren/Molios/Molaise | Bishop of Leighlin | d639 | 18/04 |
| Latuinus | Bishop of Séez | 20/06 | |
| Laudog | Wales | 21/01 | |
| Laudoveve | 29/10 | ||
| Laudulf | 13/08 | ||
| Laudus/Lauto | Bishop of Coûtances | 21/09 22/09 | |
| Launomar | 19/01 | ||
| Laura | Martyr, Cordova | d864 | 19/10 |
| Laurence | 08/01 21/09 30/05 17/08 | ||
| Laurence/Lawrence | 2nd Bishop of Canterbury | d619 | 02/02 03/02 |
| Laurence/Lawrence | Martyr in Rome | d258 | 10/08 (09/08) (Advent 15/11) |
| Laurence | of Rippafratta | 28/09 | |
| Laurence/Lawrence (Caesare de Rossi) | of Brindisi, Capuchin missionary | C17th | 21/06 21/07 06/07 |
| Laurence/Lawrence Giusti(nia)ni/Justinian | Bishop of Venice | C15th | 05/09 |
| Laurence/Lawrence | Bishop of Dublin | (Translation 10/05) | |
| Laurentia + Palatias | 08/10 | ||
| Laurentinus, Laurentius, Clerina + Celerinus | martyrs, Carthage | C3rd | 03/02 |
| Laurianus | 04/07 | ||
| Laurus | 30/09 | ||
| Lazaros | of Bulgaria | d1802 | 23/04 |
| Lazarus | Biblical, character in parable | 21/06 | |
| Lazarus | Bishop of Marseilles | 31/08 (01/09 17/12 Revelation 20/10) | |
| Lea(h) | widow + nun, Rome | C4th | 22/03 |
| Leander | Archbishop of Seville | d c600 | 27/02 |
| Lebuin(us)/Lebwin | d773 | 12/11 25/06 | |
| Leguntius + Frominius | Bishops of Metz | 16/06 18/02 | |
| Leguntius | Bishop of Trier | 19/02 | |
| Lelia (Liadhain) | of Limerick | C5th/6th | 11/08 |
| Leo + Paregorius | 18/02 | ||
| Leo | 22/04, 26/02 | ||
| Leo | Abbot | 26/05 | |
| Leo I 'the Great' | Pope | c390-461 | 10/11 (11/04) |
| Leo II | Pope | 03/07, 26/06, 28/06 | |
| Leo III | Pope | 12/06, 13/06 | |
| Leo IV | Pope | 17/07 | |
| Leo IX | Pope | 19/04 | |
| Leo of Catana | 'the Wonderworker' | 20/02 | |
| Leobard | 18/01 | ||
| Leobonus | 13/10 | ||
| Leocadia | virgin martyr, Toledo | d304 | 09/12 |
| Leodegar | Bishop of Saintes | 12/11 | |
| Leodegar/Léger/Legier/Luitger | Bishop of Autun | 616-79 | 02/10 (27/03) |
| Leonard | of Noblac, monk | d559 | 06/11 (09/11) |
| Leonard | of Port Maurice | 26/11 | |
| Leonard | of Vandoeuvre/ Yandeuvre, Abbot of Corbigny | 15/10, 06/11 | |
| Leonianus | 16/11 | ||
| Leonid + comps | martyrs, Egypt | d202 | |
| Leonid/Leonidas/Leonides | father of Origen | d202 | 17/04 22/04 |
| Leonius/Leon/Liène | 12/11 | ||
| Leonore/Lunaire | Bishop | 01/07 | |
| Leontius + Carpophorus | 20/08 | ||
| Leontius | Bishop of Autun | 01/07 | |
| Leontius | Bishop of Fréjus | 01/12 | |
| Leontius | Bishop of Saintes | 19/03 (Trans 14/10) | |
| Leontius the Elder | Bishop of Bordeaux | d c541 | |
| Leontius the Younger | Bishop of Bordeaux | c510-65 | |
| Leopard | 30/09 | ||
| Leopold the Good | of Austria | 1073-1136 | 15/11 (Trans 15/02) |
| Leothad | Bishop of Auch | 23/10 | |
| Lesmo | of Glentamire | 09/12 | |
| Lethard/Liuthard | Bishop of Senlis chaplain to Ethelbert's wife | 24/02 | |
| Letus | 05/11 | ||
| Leucius | Bishop of Brindisi | 11/01 | |
| Leudomirus | Bishop of Châlons-sur-Marne | 30/09 | |
| Leufred(us)/Leotfredus/Leufroy | Abbot at Evreux | C8th | 21/06 20/06 |
| Leuthernus | 19/10 | ||
| Levan | the Irish, Cornwall | 08/06 | |
| Levan/Levian/Selevan/Selyv | 24/12 | ||
| Levangius | Bishop of Senlis | 19/10 | |
| Lewine/Lewina | virgin martyr | c5th | 24/07 |
| Libaria | 08/10 | ||
| Liberatus | 17/08 | ||
| Liberius | Bishop of Ravenna | C2nd | |
| Liborius | Bishop of LeMans | C4th | 09/06, 28/04, 23/07 Advent 28/05 |
| Licerius/Lizier | Bishop of Conserans | c506-48 | 28/08 |
| Licinius | Bishop of Angers | 13/02 | |
| Lide | 08/08 | ||
| Lidgean | missionary abbot Ireland | C7th | 27/01 |
| Lidorius | Bishop of Tours | 13/09 (Trans 04/02) | |
| Liebert | 23/06 | ||
| Lifard | 03/06, 04/02 | ||
| Linus | Pope | C1st | 26/11 23/09 |
| Lioba | nun of Wimborne | d782 (Lioba of Bischoffsheim) | 28/09 |
| Liofard | 17/09 | ||
| Liudhard | Bishop of Canterbury | 07/05 | |
| Livarius | Bishop of Metz | 25/11 | |
| Livinus | 12/11 | ||
| Llawdoc | Monk | C6th | 15/01 |
| Llechid | Wales | C6th | 02/12 |
| Lleudadd/Laudatus | Abbot of Bardsey Island | 15/01 | |
| Llewellyn + Gwrnerth | Bardsey Island | C6th | 07/04 |
| Llionio/Llinio | Abbot/Founder of Llandinam Powys | d520 | 17/03 |
| Llibio | of Anglesey/Abbot, Wales | c6th | 18/02 28/02 |
| Llily | disciple of Dewi | C7th | 03/03 |
| Llud | dau Brychan | C6th | 09/10 |
| Lluwchaiarn | Abbot, Wales | C7th | 11/01 |
| Llyr | Wales | C6th | 27/10 |
| Loarn | of Downpatrick | 30/08 | |
| Lodivica (Louisa) Albertoni | 31/01 | ||
| Lolan | Bishop in Scotland | 02/09 | |
| Lolanus/Llolan | 22/09 | ||
| Loman + Fortchern | Bishops of Trim Meath | 17/02 11/10 | |
| Loman | Ireland | 04/02 | |
| Loman | Ireland | 07/02 | |
| Lon | Ireland | 24/06 | |
| Lonan | Ireland | 01/11 | |
| Lonan | Ireland | 02/08 | |
| Lonan | Ireland | 06/06 | |
| Lonan | Ireland | 07/02 | |
| Lonan | Ireland | 11/07 | |
| Lonan | Ireland | 12/11 | |
| Lonan | Ireland | 24/10 | |
| Lonan Finn | Ireland | 22/01 | |
| Longinus | Centurion who stabbed Jesus on the Cross | C1st | 15/03 (02/12 23/08) |
| Lorcan O'Tuathail (Laurence O'Toole) | Bishop of Dublin | c1128-80 | 14/11 |
| Lorenzo Ruiz | Filipino martyr | d1637 | 28/09 |
| Lotharius | Bishop of Seez | C8th | |
| Louis | 16/11, 19/08 | ||
| Louis Allemand | 16/09 (14/09) | ||
| Louis Beltran/ Bertran(d) | Spanish Dominican missionary | C16th | 09/10 |
| Louis | Bishop of Toulouse | (Translation) 08/11 | |
| Louis IX | King of France | 1215-70 | 25/08 (Trans of his head 08/05) |
| Louis Marie Grignion | Montfort, France, Jesuit priest | 1673-1715 | 28/04 |
| Louis of Thuringia Blessed | 11/09 | ||
| Louise | 12/12 | ||
| Louise de Marillac | Sisters of Charity of St. Vincent de Paul | 1591-1660 | 15/03 |
| Luan | Abbot of Bangor | 25/06 | |
| Luanus | Abbot of Clonfert | 04/08 | |
| Lubentius | 13/10 | ||
| Lubin/Leobinus | Bishop of Chartres | C6th | 14/03 (Trans 15/09) |
| Lucan | Ireland | 12/08 | |
| Lucan | Ireland | 23/01 | |
| Lucan | Ireland | 27/01 | |
| Lucan(us) | Ireland | 30/10 | |
| Lucian + Marcian | 26/10 | ||
| Lucian | 17/10 | ||
| Lucian of Antioch | 07/01 | ||
| Lucian, Maximus/ Maximian + Julian | Martyred missionaries to Gaul | C3rd | 08/01 (Trans 16/10) |
| Lucian/Lucy | 27/07 | ||
| Luciana | 07/06 | ||
| Lucianus | Bishop of Beauvais | 09/01 | |
| Lucilla | Martyr Rome | c258 | 25/08 |
| Lucina | 08/12, 30/06 | ||
| Lucius | 02/03 | ||
| Lucius | 11/02 | ||
| Lucius I | Pope | C3rd | 04/03 (25/08) |
| Lucius | King of Britain | c187 | 03/12 (Trans 09/10) |
| Lucius/Luchesio | 1st Franciscan tertiary | C12th | 28/04 |
| Lucius/Lucien | Martyr | 15/02 | |
| Lucretia | 23/11 | ||
| Lucy + Geminianus | 16/09 | ||
| Lucy | 19/09, 25/06 | ||
| Lucy | Kuytszheu China | d1862 | 19/02 |
| Lucy Filippini | 25/03 | ||
| Lucy/Lucia | virgin martyr, Syracuse | d304 | 13/12 |
| Ludger/Liudger of Westphalia | 1st Bishop of Münster | c744-809 | 24/04 26/03 (Translation 03/10) |
| Ludmila/Ludmilla/Ludmillia | Duchess of Bohemia, martyr | d921 | 16/09 (Trans 10/11) |
| Lufthild | 23/01 | ||
| Lugaidh | Ireland | 02/11 | |
| Lugaidh | Ireland | 06/10 | |
| Lugaidh | Ireland | 17/04 | |
| Lugaidh | Ireland | 30/09 | |
| Lughaidh | Ireland | 02/03 | |
| Lughaidh | Ireland | 06/08 | |
| Lughaidh | Ireland | 09/03 | |
| Lughaidh | Ireland | 12/02 | |
| Lughaidh | Ireland | 24/03 | |
| Luke Kirby | d1582 | 30/05 | |
| Luke of Odrin | d1802 | (Orth) 23/03 | |
| Luke the Apostle | Evangelist/Gospel-writer | C1st | 18/10 (Trans 09/05) |
| Luke the Younger | 07/02 | ||
| Lulach | King of Scotland | 17/03 | |
| Lullus | Bishop of Mentz | 16/10 | |
| Lupentius | Abbot of Châlons-sur-Marne | 22/10 (06/11) | |
| Lupercius | 28/06 | ||
| Lupicinus | Bishop of Lyon | 03/02 | |
| Lupus | Bishop of Angers | 17/10 | |
| Lupus | Bishop of Bayeux | 25/10 (Trans 14/07) | |
| Lupus | Bishop of Chalon-sur-Saône | 27/01 | |
| Lupus | Bishop of Limoges | 22/05 | |
| Lupus | Bishop of Lyons | 25/09 | |
| Lupus | Bishop of Sens | 01/09 (Trans 22/07) | |
| Lupus | Bishop of Soissons | 19/10 | |
| Lupus/Loup | Bishop of Troyes | C3rd | 29/07 (24/07, 26/07 (Trans 10/05) |
| Lupus |
Bishop of Verona |
03/09 | |
| Lusor | 04/11 | ||
| Lutgardis | nun at Aywieres, Netherlands | 1182-1246 | 16/06 |
| Lutrudis | 22/09 | ||
| Lutwin/Ludwin of Mettlach | Bishop of Trier | 29/09 | |
| Lydia | 27/03 | ||
| Lydia 'Purpuraria' | 'seller of purple', convert of Paul | C1st | 03/08 |
| Lydwina/Lidwina/Ledwina, Blessed | Schiedam, Holland | 1380-1433 | 14/04 |
| Lythan | of Llandaff | 01/09 |
This collection of names was compiled by Kate Monk and is ©1997, Kate Monk.
Copies may be made for personal use only.