Ioannes Kladas
Ioannes Kladas "Lampadarios" (Graece Ιωάννης Κλαδάς Λαμπαδάριος) fuit hymnographus Byzantinus, qui munus lampadarii in Cathedrali Hagia Sophia Constantinopole sustinuit. Tertium a gravissimo hymnographo Byzantino post Damascenum et Coucouzelen putatur. Nonnulla libros de theoria musica scripsit, quorum opus maximi momenti est Grammatike tes mousikes ('Grammatice Musicae').

Sua filia etiam fuit cantrix et hymnographa, solum autem ex singuli compositione nota.

Fontes
 Chrysaphes, Manuel. 1985.The treatise of Manuel Chrysaphes, the lampadarios: On the theory of the art of chanting and on certain erroneous views that some hold about it (Mount Athos, Iviron Monastery MS 1120, July 1458). Monumenta musicae byzantinae, 2:45, 79, 83, books.google.gr
 Apostolike Diakonia tes Ekklesias tes Hellados, Digitalization of Byzantine Music, Archive of Konstantinos Priggos, www.apostoliki-diakonia.gr

Nati saeculo 14
Mortui saeculo 15
Hymnographi