János Illy
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- 1 János Illy [1]
- Aloisia Rössler d. Aft 1918
- 2 Francesco Illy [1.1] b. 7 Oct 1892 d. 22 Oct 1956
- Vittoria Berger
- 3 Ernesto Illy [1.1.1] b. 18 Jul 1925 d. 3 Feb 2008
- Anna Rossi b. 1931
- 4 Riccardo Illy [1.1.1.1] b. 24 Sep 1955
- 4 Andrea Illy [1.1.1.2] b. 7 Sep 1964
- 4 Anna Illy [1.1.1.3]
- 4 Francesco Illy [1.1.1.4]
- 4 Riccardo Illy [1.1.1.1]
- 3 Hedda Illy [1.1.2]
- Ferruccio Vignanelli b. 4 Oct 1903 d. 5 May 1988
- 4 Francesco Vignanelli [1.1.2.1]
- 4 Barbara Vignanelli [1.1.2.2]
- 4 Francesco Vignanelli [1.1.2.1]
- 3 Ernesto Illy [1.1.1]
- 2 Amalie Illy [1.2]
- 2 Francesco Illy [1.1]