Giacomo Luigi Riva 1839–1843 | | |
Osvaldo Antonio Giuseppe Riva 1842– | | |
Maria Luigia Riva 1846–1846 | | |
| | | | | | | | | | Bortola De Stefani o De Steffen 1750–1817 | | | | Maddalena De Stefani o De Steffen 1722–1784 | | | | | Giovanni De Stefani o De Steffen 1683–1736 Nicolosa Vascellari 1679–1749 | | |
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| | | Pietro De Stefani o De Steffen 1712–1797 | | | | Simone De Stefani o De Steffen 1669–1746 | | |
| | | Gianmaria De Bon 1700–1758 Gioseffa Frescura 1700–1777 | | |
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