Here are some options you could consider, keeping in mind they wouldn't be a literal translation but rather suggestions inspired by the name "Stephan":
* Kepā - Meaning "crown" or "summit", this name could represent a person of high standing or someone who strives for greatness.
* Lani - Meaning "sky" or "heavenly", this name suggests someone with a noble spirit or who is connected to something greater.
* Makaʻala - Meaning "watchful", this name could represent a perceptive and attentive person, similar to a guardian.
* Nohea - Meaning "beautiful", this name might suit someone with a kind heart or someone who is admired for their character.
Ultimately, the best choice would depend on the specific meaning you wish to convey. You could also consider combining different Hawaiian words to create a unique name that reflects "Stephan" in a meaningful way.