If you are looking for the correct way to write this as a birthday greeting for Melisa, here is the "proper" version in Turkish: Breakdown:
This part of your original text is a descriptive label often seen on YouTube videos, songs, or gift sites meaning "Personalized for [this] name." You wouldn't actually say this part to the person; it’s just used to indicate the content is custom-made for Melisa. Common Ways to Say It: Iyi Ki Dogdun Melisa Isme Ozel
"İyi ki varsın Melisa, doğum günün kutlu olsun!" (It's good that you're in my life Melisa, may your birthday be celebrated!) If you are looking for the correct way
"İyi ki doğdun, Melisa! Nice mutlu yıllara." (Happy birthday, Melisa! To many happy years.) Melisa! Nice mutlu yıllara." (Happy birthday