Kenneth Roy Thomson, 2nd Baron Thomson of Fleet, known in Canada as Ken Thomson, was a Canadian/British businessman and art collector. At the time of his death, he was listed by Forbes as the richest person in Canada and the ninth richest person in the world, with a net worth of approximately US $19.6 billion.

The Massacre of the Innocents is the subject of two paintings by Peter Paul Rubens depicting the episode of the biblical Massacre of the Innocents of Bethlehem, as related in the Gospel of Matthew (2:13–18). The first, measuring 142 x 182 cm, was painted after his return to his native Antwerp in 1608, following eight years spent in Italy.