Court, hospital and immigration interpreting across the US, plus certified translation of Nigerian birth records, age declarations and Igbo-language affidavits.
Prism Linguistics provides Igbo interpreters for court testimony, depositions, medical appointments and USCIS interviews anywhere in the United States, in person, by phone or by video, together with USCIS-compliant certified translation of Nigerian civil records and of the Igbo-language affidavits and statements that immigration and family cases rely on.
Last reviewed September 2, 2026 by Sarah J, Prism Linguistics
Igbo is the language of Nigeria's south-east, and in the United States it is spoken at home by one of the country's best-educated immigrant communities. That shapes the work. The booking is seldom for the engineer who arrived twenty years ago; it is for a visiting mother, a father sponsored on a family petition, or a witness whose English holds until the questions turn to dates, land and kinship, where Igbo is the more exact language. Our office is in New York and our Igbo linguists are placed around the country, so an in-person job gets someone based near the courthouse or clinic, and phone or video can usually be arranged the same day.
Nobody has a reliable count of Igbo speakers in America. The Census Bureau folds Igbo into a broad West African category, so the nearest figure is ancestry: around 226,000 people claim Igbo descent, concentrated in Maryland, Virginia, New York and California, while Houston and Dallas hold the largest Nigerian populations of any US metros.
Ask the home town before anything else. Igbo breaks into roughly thirty dialects across Anambra, Imo, Enugu, Abia and Ebonyi, and speakers from Onitsha and Owerri normally meet in the middle by shading toward standard Igbo. Under cross-examination, or in pain, the shading stops and the speaker goes home. So we find out where the person is from and, wherever the network allows, send an interpreter raised on the same side of that spread. It is a ten-second question with a large effect on the record.
No state court system in the US offers a certification exam in Igbo, so a judge who needs one appoints a qualified Igbo interpreter after asking about training and prior court work. Tell us the court and the type of proceeding and we say what that bench is likely to accept. The caseload is varied: custody matters where a parent testifies in Igbo, personal injury depositions, and criminal cases where a defendant's Nigerian English sounds fluent and then fails on legal vocabulary. Courts come to Prism for languages that larger providers cannot staff; we are a private agency, not a court-appointed vendor.
The patient who needs an Igbo medical interpreter is usually older: a parent on a visitor visa who ends up in an emergency room, or a grandmother whose children insist she speaks English right up until the cardiologist starts asking about symptoms. Any hospital that receives federal funds must provide an interpreter at no charge, and the family should ask for one rather than take turns at the bedside. Rounding off a diagnosis to spare a parent is a kind instinct and a clinical problem. Video suits a follow-up; for discharge instructions or surgical consent we send someone in person.
At a USCIS affirmative asylum interview the applicant has had to supply their own interpreter since September 2023, aged 18 or over, fluent in English and Igbo, and neither their attorney nor a witness. Naturalization and marriage-based adjustment interviews for an Igbo-speaking spouse or parent need the same discipline: an answer rendered exactly, pauses included. Igbo is tonal, and a proverb offered as an answer has to be translated as what it says rather than tidied into a yes or a no. We brief every interpreter to add nothing and drop nothing, and we never seat a relative in that chair.
Most of what an Igbo applicant files is already in English, because Nigeria issues its official records in English. The translation question is really a document question: is this an NPC birth certificate issued at registration, an Attestation of Birth obtained from the National Population Commission decades later, a hospital certificate, or a sworn declaration of age from a state High Court? USCIS reads each differently, so the title on the translation must match the title on the paper. Igbo itself appears in the detail: the village, the kindred and the deponent's own words on an age declaration, or a customary-marriage letter from a traditional ruler written partly in Igbo.
The spelling problem is real. Standard Igbo marks tone and uses dotted vowels; a Nigerian passport strips both, so Chukwuemeka on a baptismal card and Emeka on a visa can be one man with no visible link between them. We spell every name to the passport, list the variants in a translator's note, keep the issuing office as printed, and sign a Certificate of Translation Accuracy on each document. The full document service is at certified translation.
Tell us the date, the city and the setting, or send a clear scan of the document. We reply with a fixed price and, for interpreting, a named linguist. Call +1 (833) 282 8883, email info@prismlinguistics.com, or use the quote form and you will hear back within 60 minutes during business hours.
Our only office is in New York, and our Igbo interpreters work nationwide. For in-person work we assign someone based in or near the city. These are the areas where Igbo work is concentrated; the full list of 288 cities is below it.
Prism Linguistics is rated 4.6 out of 5 across 67 client reviews for its interpreting and translation work in the United States. That is the company-wide figure; we do not publish a separate rating per language because there is no honest way to measure one. If an Igbo assignment ever falls short, tell us and we put it right.