Ratti family
The Ratti family is an Italian family lineage with documented roots in Piedmont, Liguria, and related branches in France and northern Italy.
Last updated August 26, 2026
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Overview
The Ratti family is a lineage of chiefly Italian extraction rather than a conventional commercial brand. Its earliest recorded associations are connected with Piedmont in the 11th century and Liguria in the 12th century. A separate branch associated with Premana was documented from the early 15th century. Over time, the family developed several notable offshoots, including the Mentone, Opizzone, and Lizoli branches, each of which used its own heraldic arms and mottoes. The Ratti Mentone branch is associated with Menton in France. Its recorded motto, “Virtus beatos efficit,” is translated as “Boldness makes blissfulness.” The Ratti Opizzone branch, also rendered as Ratti Oppizzone or Ratti Opizzoni, was recorded in Tortona from the 13th century. Its historical seat was Torre Ratti Castle in Piedmont, a fortified residence documented as standing before 1155. The castle was enlarged or renovated during the 14th century and again approximately two centuries later. The property remained associated with the Ratti Opizzone branch until 1868. The Opizzone branch is linked with the mottos “Omnia cum tempore,” meaning “All with time,” and “Sub tuum praesidium,” meaning “Under thy protection.” These mottos, together with the separate arms of the various branches, reflect the family’s subdivision into distinct historical lines rather than a single unified modern institution. The family’s known associations also extend into cultural, religious, artistic, and industrial history. Eminent members identified in reference material include Giovanni Agostino Ratti, Carlo Giuseppe Ratti, and Ambrogio Damiano Achille Ratti, who became Pope Pius XI. In Como, a branch of the family was involved in silk-spun production from the 19th century, providing a documented connection between the lineage and the region’s textile economy. The available material does not establish a single continuing corporation, consumer brand, headquarters, ownership structure, or contemporary operating business under the name Ratti family.
History
The Ratti family is described as a family of chiefly Italian extraction with historical roots in northern Italy. The earliest evidence cited for the family relates to Piedmont in the 11th century and Liguria in the 12th century. A minor branch connected with Premana was recorded from the early 15th century. The family later became associated with several principal offshoots, especially the Mentone, Opizzone, and Lizoli branches. The Mentone branch is linked to Menton in France and used the motto “Virtus beatos efficit,” commonly rendered in English as “Boldness makes blissfulness.” The Opizzone branch, whose name also appears in the forms Oppizzone and Opizzoni, was recorded in Tortona from the 13th century. Its principal residence was Torre Ratti Castle in Piedmont. The castle is described as having existed before 1155, undergoing expansion or renovation in the 14th century and again roughly two centuries later. The Opizzone family retained the property until 1868. The Opizzone branch used the mottos “Omnia cum tempore,” or “All with time,” and “Sub tuum praesidium,” or “Under thy protection.” The existence of separate arms and mottos for the major branches indicates that the Ratti name covered multiple related lines with distinct identities and estates. Members of the family cited as eminent include Giovanni Agostino Ratti, Carlo Giuseppe Ratti, and Ambrogio Damiano Achille Ratti, who later became Pope Pius XI. The family also had a documented connection to the textile economy of Como. From the 19th century, one branch devoted itself to the production of spun silk. The available reference material does not provide enough information to describe a unified modern family enterprise, a current corporate structure, or a continuing commercial brand. Accordingly, the Ratti family is best treated as a historical lineage rather than as an operating product brand.
- 1868
End of Opizzone ownership of Torre Ratti Castle
[1]The Torre Ratti Castle remained associated with the Ratti Opizzone branch until 1868.
Early Piedmont evidence
[1]The earliest cited evidence of the Ratti family is associated with Piedmont in northern Italy.
Liguria associations
[1]Historical references connect the family with Liguria by the 12th century.
Torre Ratti Castle established
[1]Torre Ratti Castle in Piedmont is described as having been built before 1155 and later becoming associated with the Ratti Opizzone branch.
Ratti Opizzone recorded in Tortona
[1]The Ratti Opizzone branch was recorded in Tortona during the 13th century.
Castle renovation and expansion
[1]Torre Ratti Castle underwent renovation or expansion during the 14th century.
Como silk-production connection
[1]A branch based in Como became involved in the production of spun silk.
Products and positioning
A historical Italian family lineage associated with regional nobility, heraldic branches, notable individuals, Torre Ratti Castle, and a nineteenth-century connection to silk production in Como.
Textiles
Spun silk
From the 19th century, a Ratti family branch in Como was associated with the production of spun silk. The available material identifies this as a historical industrial activity rather than a documented contemporary product line or independently named brand.
Sources1 sources
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