Omkar2118/datasets huggingface dataset:
Multilingual LibriSpeech
Full name: MLS

Multilingual LibriSpeech is a large multilingual corpus suitable for speech research. The dataset is derived from read audiobooks from LibriVox and consists of 8 languages - English, German, Dutch, Spanish, French, Italian, Portuguese, Polish. It includes about 44.5K hours of English and a total of about 6K hours for other languages. 

Source: [MLS: A Large-Scale Multilingual Dataset for Speech Research](/paper/mls-a-large-scale-multilingual-dataset-for)

Introducing paper: MLS: A Large-Scale Multilingual Dataset for Speech Research