Laurentius Nicolaas Deckers (14 February 1883 – 1 January 1978) was a Dutch politician and diplomat of the defunct Roman Catholic State Party (RKSP) and later co-founder of the Catholic People's Party (KVP) now merged into the Christian Democratic Appeal (CDA) party and agronomist.
 Deckers was elected as a Member of the House of Representatives after the election of 1918, taking office on 17 September 1918. After the election of 1929 Deckers was appointed as Minister of Defence in the Cabinet Ruijs de Beerenbrouck III, taking office on 10 August 1929. After the election of 1933 Deckers returned as a Member of the House of Representatives, taking office on 9 May 1933. Following the cabinet formation of 1933 Deckers continued as Minister of Defence in the Cabinet Colijn II, taking office on 26 May 1933. The Cabinet Colijn II fell on 23 July 1935 and continued to serve in a demissionary capacity until the cabinet formation of 1935 when it was replaced by Cabinet Colijn III with Deckers remaining as Minister of Defence, taking office on 31 July 1935. Deckers was appointed as Minister of Agriculture and Fisheries after the Ministry of Economic Affairs was split into the Ministry of Commerce, Industry and Shipping and the Ministry of Agriculture and Fisheries, taking office on 2 September 1935. After the election of 1937 Deckers again returned as a Member of the House of Representatives, taking office on 8 June 1937. Following the cabinet formation of 1937 Deckers was not giving a cabinet post in the new cabinet, the Cabinet Colijn III was replaced by the Cabinet Colijn IV on 24 June 1937 and he continued to serve in the House of Representatives as a frontbencher. Deckers was selected as Parliamentary leader of the Roman Catholic State Party in the House of Representatives following the election of Josef van Schaik as a Speaker of the House of Representatives and was also selected as Leader of the Roman Catholic State Party following the retirement of Piet Aalberse Sr., taking office on 11 November 1937.[citation needed]
 On 10 May 1940 Nazi Germany invaded the Netherlands and the government fled to London to escape the German occupation. During World War II Deckers continued to serve as a Member of the House of Representatives but in reality the De facto political influence of the House of Representatives was marginalized. On 9 October 1940 Deckers was arrested and detained in Buchenwald concentration camp and was released on 7 November 1940. Deckers also served retroactively as Chairman of the Roman Catholic State Party from 1 September 1941 after Timotheus Verschuur was detained in Sachsenhausen concentration camp and later died in captivity on 17 April 1945. In May 1942 Deckers was arrested and detained again in Buchenwald concentration camp and was released in August 1942. Following the end of World War II Queen Wilhelmina ordered a Recall of Parliament and Deckers remained a Member of the House of Representatives, taking office on 20 November 1945. On 22 December 1945 the Roman Catholic State Party was renamed as the Catholic People's Party, Deckers was one of the co-founders and became one of the unofficial Deputy Leader of the Catholic People's Party and was selected as the first Parliamentary leader of the Catholic People's Party in the House of Representatives.
 In March 1946 Deckers was nominated as Member of the Council of State, he resigned as Parliamentary leader and a Member of the House of Representatives the day he was installed as a Member of the Council of State, serving from 1 April 1946 until 1 March 1958.