Order Sons and Daughters of Italy in America
A United States fraternal organization serving Italian American communities through cultural, charitable, educational, civic, and member-support programs.
Last updated August 25, 2026
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Overview
The Order Sons and Daughters of Italy in America, historically known as the Order Sons of Italy in America and commonly abbreviated OSIA, is a United States fraternal organization rooted in the history of Italian immigration. Founded in New York City on June 22, 1905, by physician and community leader Vincenzo Sellaro, the organization was created during a period when large numbers of Italians were arriving in the United States and facing linguistic, economic, social, and institutional barriers. Its early purpose included helping Italian immigrants adapt to American society while preserving community ties and cultural identity. OSIA developed through a network of local lodges and state-level grand lodges. According to the referenced organizational history, it has established more than 2,800 lodges across 43 states and has more than 600,000 members and supporters. Its national headquarters is located in Washington, D.C., near Capitol Hill. The organization’s structure combines local fraternal activity with national advocacy, cultural programming, charitable fundraising, educational support, and member-oriented financial services. The organization’s work has extended beyond social fellowship. It has promoted immigration legislation and participated in public discussions affecting Italian Americans and other immigrant communities. It has also encouraged closer relations between the United States and Italy, including cooperation in cultural, commercial, and diplomatic areas. Local lodges have traditionally organized social gatherings, Italian cultural events, community celebrations, charitable activities, and fundraising initiatives. Educational achievement has been supported through scholarships and related programs, while members have had access to group financial and insurance arrangements described as lower-cost benefits. OSIA also has a politically complex historical record. In 1927, during the appeal of Nicola Sacco and Bartolomeo Vanzetti’s convictions, the organization sent an attorney to Massachusetts and characterized the case as a serious miscarriage of justice. At the same time, historical accounts describe OSIA’s participation in organizing the first United States Fascist convention in Philadelphia in November 1925. The convention sought to build relationships between fascist activists and political organizations and mutual-aid societies. After the Second World War, OSIA faced criticism over the extent to which it had been involved in Benito Mussolini’s fascist propaganda efforts during the 1920s and 1930s. These episodes form an important part of the organization’s historical context and distinguish its earlier political activity from its later community, cultural, and charitable orientation. The organization’s original name emphasized male membership, but its modern national identity is expressed as the Order Sons and Daughters of Italy in America. It remains an active national fraternal and heritage organization, with local lodges serving Italian American communities and supporting broader civic and charitable objectives. A separate, similarly named organization operates in Canada; it is not the same entity as the United States organization described here.
History
The Order Sons and Daughters of Italy in America began in New York City on June 22, 1905, when Vincenzo Sellaro founded the organization under the name Order Sons of Italy in America, or Ordine Figli d’Italia in America. Its emergence reflected the social conditions of the early twentieth century, when Italian immigration to the United States was expanding rapidly. Italian immigrants often encountered language barriers, discrimination, limited access to healthcare and financial assistance, and difficulty navigating American civic institutions. A fraternal organization could provide practical mutual aid while also creating a setting in which members maintained shared cultural traditions. Sellaro’s background as a physician and community leader influenced the organization’s early social mission. The order sought to help Italian immigrants assimilate into American society without abandoning their ethnic identity. Local lodges provided opportunities for social fellowship, mutual support, cultural activity, and community organization. Over time, the organization expanded beyond New York through state grand lodges and individual lodges in communities with significant Italian American populations. The referenced historical material states that more than 2,800 lodges were established in 43 states. The organization became involved in public issues affecting immigrants and Italian Americans. It supported aspects of the labor movement and participated in debates over immigration legislation. In 1927, it sent an attorney to Massachusetts to assist the appeal of the convictions of Nicola Sacco and Bartolomeo Vanzetti, whose case had become an international symbol of disputed justice and political controversy. OSIA regarded the convictions as a serious miscarriage of justice. This intervention illustrates the organization’s willingness to act publicly on issues that affected Italian American political and social life. Its interwar history also includes a controversial relationship with Italian fascism. In November 1925, OSIA helped organize the first United States Fascist convention in Philadelphia. The stated purpose of the gathering was to develop fascist influence within political organizations and mutual-aid societies and to cultivate ideological connections. Historical criticism has subsequently focused on the organization’s role in Mussolini’s propaganda efforts in the United States during the 1920s and 1930s. After World War II, this association became a significant reputational issue, particularly as American public opinion confronted the consequences of European fascism and the wartime alliance against the Axis powers. Alongside its political activity, OSIA developed a broad program of community and member services. It promoted educational attainment through scholarships, organized cultural and fraternal events, raised money for local charities, and encouraged cooperation, commerce, and diplomatic relations between Italy and the United States. It also offered group financial and insurance arrangements intended to provide members with comparatively affordable benefits. Local lodges remained important delivery points for these activities, while the national organization coordinated advocacy and represented the broader Italian American community. Vincenzo Sellaro’s public standing was recognized in 1928, when New York Governor Alfred Emanuel Smith presented him with the key to New York City in acknowledgement of his social and medical contributions. The organization continued to expand its institutional presence and ultimately located its national headquarters in Washington, D.C., near Capitol Hill. In its modern presentation, the organization uses the name Order Sons and Daughters of Italy in America, reflecting a broader membership identity than the original male-oriented name. It remains a national fraternal organization with more than 600,000 members and supporters according to the referenced material. Its contemporary profile centers on Italian American heritage, cultural programming, charitable work, education, community service, civic engagement, and member benefits. The organization should be distinguished from the similarly named Order Sons of Italy of Canada, which operates as a separate Canadian organization.
- 1945
Postwar scrutiny of fascist-era activity
[1]Following World War II, OSIA faced criticism concerning its reported involvement in Mussolini’s fascist propaganda activities during the interwar period.
- 1928
Recognition of Vincenzo Sellaro
[1]New York Governor Alfred Emanuel Smith gave Sellaro the key to New York City in recognition of his medical and social contributions.
- 1927
Support for Sacco and Vanzetti appeal
[1]The organization sent an attorney to Massachusetts to assist the appeal of the convictions of Nicola Sacco and Bartolomeo Vanzetti.
- 1925
Participation in Philadelphia fascist convention
[1]OSIA helped organize a convention associated with efforts to develop fascist ties within United States political organizations and mutual-aid societies.
- 1905
Organization founded in New York City
[1]Vincenzo Sellaro founded the Order Sons of Italy in America on June 22 to support Italian immigrants and promote their integration into American society.
Products and positioning
A nationwide Italian American fraternal and heritage network combining fellowship, cultural preservation, civic participation, charitable service, educational support, and member benefits.
Membership · 1905
Fraternal lodge membership
The organization’s core offering is membership through local lodges and affiliated state structures. Lodge participation combines social fellowship, Italian American cultural identity, community networking, civic activity, and access to programs coordinated by the national organization.
Education
Scholarships and educational support
OSIA supports educational achievement through scholarships and related activities. These programs extend the organization’s traditional mutual-aid mission into support for students and the preservation of Italian American community institutions.
Cultural programming
Cultural and fraternal events
Local lodges organize social gatherings and cultural events that celebrate Italian heritage and provide continuing opportunities for members and communities to meet, exchange traditions, and participate in Italian American civic life.
Community service
Charitable and community services
The organization and its lodges raise funds for local charities and undertake community-oriented service activities. These efforts are delivered through the lodge network and form a major part of the organization’s public-facing role.
Member benefits
Group financial and insurance programs
OSIA has provided members with group financial investment and insurance arrangements intended to offer access to member-oriented benefits at comparatively low cost. Specific current products and terms are not detailed in the supplied references.
Controversies
1945
Criticism over Mussolini-era propaganda involvement
After World War II, OSIA was criticized for its reported heavy involvement in Mussolini’s fascist propaganda campaign during the 1920s and 1930s.
1925
Role in organizing a United States fascist convention
Historical accounts state that OSIA helped organize a Philadelphia convention in November 1925 whose purpose included establishing fascist influence and relationships within political organizations and mutual-aid societies.
Marketing campaigns
- 1927Sacco and Vanzetti appeal support
United States
OSIA supported the appeal of Sacco and Vanzetti’s convictions by sending an attorney to Massachusetts. The intervention reflected the organization’s engagement with labor, immigration, and justice-related issues affecting Italian Americans.
Outcome. The supplied material does not specify a distinct legal outcome attributable to OSIA’s intervention.
Brand decisions
1990
Adopt a broader Sons and Daughters identityStrategyBackground
The organization was historically known as the Order Sons of Italy in America, a name centered on male members.
Action taken
The national organization came to present itself as the Order Sons and Daughters of Italy in America, signaling a broader membership identity.
Aftermath
The organization continues to be commonly recognized by the historic OSIA name and abbreviation, while using the broader modern identity in its national presentation.
1927
Intervene in the Sacco and Vanzetti appealOtherBackground
The convictions of Nicola Sacco and Bartolomeo Vanzetti had become a prominent labor, immigrant-rights, and justice controversy.
Action taken
OSIA sent an attorney to Massachusetts to assist with the appeal and publicly characterized the convictions as a miscarriage of justice.
Aftermath
The supplied references do not identify a separate legal result caused by the organization’s participation.
1905
Create a fraternal institution for Italian immigrant integrationStrategyBackground
The organization was founded during a major wave of Italian immigration, when newcomers faced social, economic, linguistic, and institutional barriers in the United States.
Action taken
Vincenzo Sellaro established a national fraternal framework intended to support assimilation, mutual aid, cultural continuity, and community organization.
Aftermath
The organization expanded through local lodges and state grand lodges and became a major Italian American fraternal network.
Sources3 sources
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