Captain Bob Sordal was a Human Starfleet officer in the 24th century.
In 2345, he was named as a Orbital Operations officer on the dedication plaque of the USS Brattain. (TNG: "Night Terrors", dedication plaque)
In 2354, he was named as a Starfleet Operational Support Services officer on a directory placard in Starbase 32, Maxia sector. His room number was 65114. Sordal shared this office with Waverly Smothers, Tom Conley, Edmond Wright, and Tom Moore. (TNG: "Violations", directory)
In 2371, he was named as a Research and Development officer on the dedication plaque of the USS Voyager. (VOY: "Caretaker", dedication plaque)