12 April 1869 (+) is born in Paris, France.

7 October 1893 (x) marries Marie-Catherine Rémy in Paris, France.

21 July 1904 (x) is sentenced to 2 years imprisonment for fraud in Paris, France.

28 May 1906 (x) is sentenced to 3 months imprisonment for fraud in Paris, France.

4 January 1909 (x) is sentenced in absentia to five years imprisonment for fraud in Paris, France.

12 March 1910 (x) is sentenced to three years imprisonment for fraud in Paris, France.

27 August 1912 (-) The 77-year-old father of Landru commits suicide by hanging in Paris, France.

26 July 1914 (x) is sentenced to four years imprisonment for fraud in Paris, France.

4 December 1914 (x) rents a villa in Vernouillet, France.

26 June 1915 (-) murdered Thérèse Laborde-Line in Vernouillet, France.

3 August 1915 (-) murdered Marie-Angélique Guillin in Vernouillet, France.

5 December 1915 (x) rents a villa in Gambais, France.

8 December 1915 (-) murdered Berthe-Anna Héon in Gambais, France.

27 December 1916 (-) murdered Anne Collomb in Gambais, France.

12 April 1917 (-) murdered Andrée-Anne Babelay in Gambais, France.

1 September 1917 (-) murdered Célestine Buisson in Gambais, France.

26 November 1917 (-) murdered Louise-Joséphine Jaume in Gambais, France.

5 April 1918 (-) murdered Anne-Marie Pascal in Gambais, France.

13 January 1919 (-) murdered Marie-Thérèse Marchadier in Gambais, France.

12 April 1919 (x) is arrested as Lucien Guillet in Paris, France.

14 June 1921 (x) is moved from Prison de la Sante to await trial in Versailles, France.

7 November 1921 (x) Start of the trial against Landru in Versailles, France.

30 November 1921 (x) is sentenced to death in Versailles, France.

25 February 1922 (-) is executed by the Guillotine in Versailles, France.

23 January 1923 (x) The furniture, including the stove, of Landru is sold at a public auction in Versailles, France.