Johannes is a ♂ male name.
Johannes is a Latin variant of the Greek name Iōannēs / Ἰωάννης, which derived from the Hebrew name Jochanan / יוֹחָנָן.
Johannes means “Yahweh is gracious” (from Hebrew “jô/יֹו” = referring to the Hebrew God + “chanan/חָנַן” = to be gracious/to show favour).