Here's a breakdown:
* Mandarin Chinese: 939 million native speakers
* Spanish: 534 million native speakers
* English: 379 million native speakers
* Hindi: 602 million native speakers (though it's not always considered a distinct language from Urdu)
* Arabic: 274 million native speakers
However, it's important to note that English is considered the most spoken language in the world when considering total speakers, which includes both native and non-native speakers.