Brother Lemcke was a Mon Calamari male, who officiated the [coronation_of_lee-char] of Prince Lee-Char, making him the new King of Mon Cala. This event was a special ceremony that took place after the Battle of Mon Cala in the midst of the Clone Wars.
The character of Brother Lemcke debuted in the Star Wars: The Clone Wars episode "Prisoners." Phil LaMarr, the voice actor for Kit Fisto, provided the voice for Lemcke. Although unnamed within the episode itself, his identity was confirmed in the StarWars.com episode guide that accompanied the episode.