Based on the meaning "belonging to the Lord":
* O Le Atua: This literally translates to "The God," but it could be understood as "belonging to God" or "God's".
* Le Atua o Ioe: This translates to "Your God" and could be interpreted as "belonging to your God" or "your Lord".
Other options that capture the spirit of the name:
* Domini: This is a direct transliteration of "Dominic", using the Samoan spelling rules. It might not be commonly used, but it's a recognizable option.
* Tofā: This means "blessed" and could be a good choice if you want to emphasize the religious connotation of the name.
Ultimately, the best Samoan translation for Dominic will depend on your personal preference and the context in which you're using the name.