Prof. Colin Jones is one of the pre-made NPC mathematics professors in La Fiesta Tech from The Sims 2: University. He can be made playable by befriending and asking him to move in, or by marrying him. Colin has the same facial structure as Prof. Ratna Zhang.
According to his SimDNA in SimPE, his hair was black before it turned grey. Colin's name is randomized when La Fiesta Tech is generated. The name "Prof. Colin Jones" is only referenced in the game files.