Patrick Troughton's name in the computer readout
Patrick Troughton was a Human who was kin to descendants of Clare Raymond.
Patrick Troughton's name was displayed on a computer listing of the Raymond family's geneology, along with others such as Colin Baker, Tom Baker, Peter Davidson, William Hartnell, and Jon Pertwee. (TNG: "The Neutral Zone")
Patrick Troughton and others in the list seem to be references to actors who have played the lead role of "The Doctor" in the British science fiction series Doctor Who.