The Tolley Citation was a commendation awarded by Starfleet in the 24th century.
Alfonse Pacelli received the Tolley Citation on stardate 40116.5 for his original thinking. (TNG: "Eye of the Beholder")
An okudagram readout of Pacelli's personnel file, mentioning the Tolley Citation, was displayed on a viewscreen that Deanna Troi was studying. Some of the facts could be called into question since she was involved in a very detailed hallucination when the data was shown.