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Do recommendation letters need to be from Americans?

Recommendation letters for the O visa do not need to be from Americans, but must be signed by recognized specialists who clearly and objectively prove your professional distinction.

Written by

Victoria Harper

Editor-in-Chief

Updated on July 12, 2025
2 min read
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When considering an O visa, it is natural to have doubts about the necessary documents to prove extraordinary ability or achievement in your field, and a common question concerns recommendation letters. This type of document serves to attest the relevance of your work and is one of the items that can help demonstrate your professional distinction.

In general, there is no requirement that recommendation letters must necessarily be signed by American citizens. What matters is that such letters come from recognized specialists or authorities in the field of expertise who can objectively and thoroughly attest to the candidate”s qualities and achievements. Therefore, if the letters are issued by foreign professionals who are respected and recognized in their respective fields, they can carry significant weight in your application process.

It is emphasized that it is fundamental that these specialists are familiar with your work and that the recommendations present clear and objective evidence of how your performance stands out at an international level. It is crucial to always pay attention to compliance with the laws and immigration guidelines of the United States.

The submission of consistent and well-founded documents, including recommendation letters, is part of a rigorous process requiring robust proof of your merit. To avoid unforeseen issues and potential pitfalls of incorrect information or easy promises, it is recommended to seek guidance from reliable and specialized sources.

Remember that, regardless of the origin of the authors of the recommendations, the credibility and content of the letter are what truly count. Make sure each document submitted is clear, well-structured, and consistent with the other elements that compose your visa petition. In this way, you will be contributing to a more solid process aligned with the required standards, always respecting the United States immigration regulations.

Learn more about O-1 Visa

Requirement
Extraordinary ability
Initial validity
3 years
Extension
1 year at a time (unlimited)
Processing
2-4 months
All about O-1 Visa
Victoria Harper

Editor-in-Chief

Meet the author

Leading journalism and editorial content at Visto n’ Visa, Victoria helps make immigration topics clear, trustworthy, and easy to understand. Her focus is on delivering useful, human, and relevant content for people exploring new paths abroad.

Victoria's tips

Do recommendation letters need to be from Americans?

Recommendation letters for the O visa do not need to be from Americans, but must be signed by recognized specialists who clearly and objectively prove your professional distinction.

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