Hendrikus Johannes (Piet) Roubos (Sleeuwijk, 5 October 1916 - Werkendam, 19 September 2008) was a Dutch resistance warrior during World War II. During the occupation he went to the Swiss border several times to remove drawings of German defense works for the Allied army. At the beginning of October 1943 he was caught at the Belgian-Dutch border. However, he immediately managed to escape again. He was especially active in Rotterdam, under the nickname Bolle Piet. In the spring of 1944, together with Jan Engberts and Kees Bitter, he founded the Rotterdam-Zuid Knokploeg, which, among other things, crossed distribution offices and sabotaged rail links. After acting in 1944 as commander of the K.P. Under the leadership of the British Admiralty, Sabotage team Rotterdam-Zuid was brought to the port of Rotterdam in the port of 56,000 tonnes of shipyards. In early October 1944 he brought the two 10,000 tons of merchant ships "Schönfeld" and "Hansa" to sink. A few days later, he dumped ten lighthouses in the IJsselmond harbor. On November 11, 1944, during an extensive raid in Rotterdam, he simulated to be seriously injured. Thus he could be on the street and only sinked a ship loaded with submarines in the Katendrecht harbor. Furthermore, on 17 January 1945, he sank the "Westerdam" in the Merwehaven. This ship was partially filled with concrete to serve as a blockage in the Nieuwe Waterweg. He also dropped the big Titan box in a port near Schiedam with some remaining time bombs. Finally, he released a seven-year-old sentenced prisoner from the prison on the Noordsingel in Rotterdam.
Piet Roubos was a carrier of the Military Willems Order. He passed away at the age of 91. In Voorschoten is a street called him. Decorations MWO
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