Lubbockichthys myersi, the Guam Pencil Dottyback, is a species of fish in the family Pseudochromidae.
Lubbockichthys myersi is a small-sized fish which grows up to .
Lubbockichthys myersi has only been found in Guam.
The dottyback was named in honor of Robert F. Myers, a coral-reef biologist and underwater photographer, who collected the type specimen.