Nationalize.io API
Development Tools · Utility Tools
io is a name-to-nationality prediction API that estimates the national origin of a person from their first name, based on statistical analysis of the frequency with which names appear in different countries. The API takes a first name and returns a ranked list of countries with their estimated probability reflecting how strongly that name is associated with each nationality in the reference dataset.
Nationalize.io API Highlights
Nationalize.io API is verified for developer integrations in Nigeria and across African markets, providing documented endpoints, sandbox testing, and developer support.
API Key (for paid)
100 names/day free (no key); paid tiers higher
Nigeria
Ghana
Kenya
AWSNationalize.io API is best for:
Nigerian developers building nationality prediction features from first names for user analytics, audience segmentation, and data enrichment in Nigerian platforms.
- Free:100 names/day (no key)
- Basic $9/mo:1M names
- Business $29/mo:10M names
Nationalize.io API Core Features & Capabilities
Required Access Documents for Nationalize.io API
- No Requirements (Free Tier)OptionalFree tier (100/day) needs no API key. Register at nationalize.io for an API key to access paid tiers.
Different Nationalize.io API use cases
- Nigerian Platform User Origin Analytics:Nigerian tech platforms onboarding users globally can use Nationalize.io to infer users' likely national origin from their first names generating regional analytics dashboards and informing localization priorities without requiring users to specify nationality.
- Nigerian Diaspora Service Audience Segmentation:Nigerian businesses serving both domestic and diaspora customers can use Nationalize.io to identify likely non-Nigerian users from name patterns segmenting email campaigns and platform content for diaspora versus domestic audiences.
- Nigerian Fraud Detection Name Pattern Analysis:Nigerian fintech and e-commerce platforms can use Nationalize.io as one signal in fraud detection flagging accounts where the name nationality prediction strongly contradicts the claimed location or phone number country, as a supplementary anomaly indicator.