14 baby names with a similar sound and feel to Jannis.
You searched for names like
"drop of the sea, sea of bitterness"
"gift of the sea"
"noble, of noble kind"
"good, virtuous, beautiful"
"elder tree forest"
"mountain peak"
"Precious green stone; jade"
"exalted one, high goddess"
"star"
"noble woman; endurance (from Patricia/Patience)"
"Prophetess; shining upon men"
"little bramble; of the thornbush; possibly auburn-hued"
"light, illumination"
"shining glory"