Career
In 1973, together with Ard Schenk and a dozen other skaters, Verkerk joined in a newly formed professional league, but this lasted only two years. The end of this professional league also marked the end of Verkerk"s career as a speed skater. Later, he was coach of the Swedish team
Over the course of his career, Verkerk skated eight world records:
Source: SpeedSkatingStats.com
Verkerk has an Adelskalender score of 168.033 points.
Except for two days in February 1968, he was number one on the Adelskalender from 28 February 1967 until 5 February 1971 – a total of 1,444 days. The Adelskalender is an all-time allround speed skating ranking.