religions
| Nom | Type | Notoriété | Popularité |
|---|---|---|---|
| Karaïsme | Organisation | 44 | 62.5 |
| Karma-kagyu | Religion | 23 | 3.9 |
| Karunā | Concept | 29 | 6.8 |
| Karura | Concept | 15 | 2.9 |
| Kashf | Concept | 9 | 2.3 |
| Kashyapiya | Religion | 13 | 0.2 |
| Kaysanites | Religion | 22 | 2.1 |
| Kegon | Religion | 12 | 1.4 |
| Kensho | Concept | 17 | 3.4 |
| Khalwatiyya | Organisation | 20 | 5.0 |
| Khlysty | Organisation | 20 | 61.7 |
| Khutba | Concept | 49 | 13.7 |
| Khvadjagan | Organisation | 6 | 0.2 |
| Kinisme | Organisation | 8 | 0.0 |
| Kiribati Uniting Church | Organisation | 6 | 0.1 |
| Kitawala | Organisation | 4 | 1.1 |
| Konkokyo | Religion | 12 | 0.9 |
| Kosha | Concept | 15 | 6.0 |
| Koshinto | Religion | 8 | 2.7 |
| Kraków Szopka | Concept | 20 | 0.8 |
| Kubrâwiyya | Organisation | 14 | 2.8 |
| Kufr | Concept | 21 | 73.6 |
| Kumina | Genre Musical | 6 | 3.3 |
| Kurozumikyō | Organisation | 6 | 0.5 |
| Kélé | Religion | 4 | 0.3 |
| Kémitisme | Religion | 27 | 177.0 |
| Kōshin | Religion | 6 | 2.6 |
| Kōyasan Shingon-shū | Religion | 4 | 0.5 |
| Kṣānti | Concept | 10 | 1.5 |
| L'église Chrétienne (disciples du Christ) | Organisation | 18 | 12.4 |
| L'église Unitarienne de Transylvanie | Organisation | 15 | 2.3 |
| La Communauté des Chrétiens | Organisation | 16 | 9.6 |
| La Procession du Saint-esprit | Concept | 4 | 0.0 |
| Labadistes | Organisation | 9 | 0.8 |
| Laborem Exercens | Oeuvre | 20 | 3.6 |
| Lacrimabili Statu | Oeuvre | 7 | 0.2 |
| Las Posadas | Concept | 12 | 1.0 |
| Lataif-e-sitta | Concept | 10 | 1.7 |
| Lavabo | Concept | 14 | 0.7 |
| Laxisme | Organisation | 8 | 47.8 |
| Layène | Organisation | 5 | 24.5 |
| Le Corps du Christ | Concept | 22 | 0.5 |
| Le Pelerinage de Lourdes | Oeuvre | 6 | 0.9 |
| Le Service Désintéressé | Concept | 18 | 2.9 |
| Lectures du Coran | Concept | 29 | 34.0 |
| Legio Maria | Religion | 5 | 0.9 |
| Les Neuf Jours | Religion | 4 | 0.4 |
| Libre Arbitre | Concept | 138 | 183.3 |
| Liens de Parenté en Islam | Concept | 6 | 2.3 |
| Ligue de la Contre-réforme Catholique | Organisation | 2 | 8.1 |