Splendrillia campbellensis is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.
The species was named after the Campell Plateau were the holotype was found.
The length of the shell attains 14.6 mm, its diameter 5 mm.
S. campbellensis can be found in the waters surrounding the Antipodes Islands, New Zealand. at a depth of about 1,000 m.