NaijaVoices Dataset

NaijaVoices is a large-scale speech dataset of about 1,800 hours from over 5,000 speakers with expert-curated transcripts in Igbo, Hausa and Yoruba, roughly 600 hours per language. It is designed for building ASR and speech AI for Nigerian languages and improves Whisper and MMS fine-tuning performance. It is available on HuggingFace behind a free registration and powers models like AfriHuBERT and SBPN.

Category

AI Resources

Pricing

Free for non-commercial research (registration required)

Country

🇳🇬 Nigeria

Last verified

25 Aug 2026

{
  "name": "NaijaVoices Dataset",
  "slug": "naijavoices-dataset",
  "category": "AI",
  "country": "NG",
  "docs_status": "LIVE",
  "licensing_required": "APPROVAL",
  "verified": false,
  "last_verified": "2026-08-25",
  "website": "https://huggingface.co/datasets/naijavoices/naijavoices-dataset",
  "documentation_url": "https://arxiv.org/abs/2505.20564"
}