Ioannes (given name)

Ioannes is a given name. Notable people with the name include:


 * Ioannes (fl. 423–425), a Roman usurper
 * Ioannes Kegen, a Pecheneg military commander
 * Ioannes I (disambiguation)
 * Ioannes II (disambiguation)
 * Ioannes III (disambiguation)
 * Ioannes IV (disambiguation)
 * Ioannes V (disambiguation)
 * Ioannes VI (disambiguation)
 * Ioannes VII (disambiguation)
 * Ioannes VIII (disambiguation)