The 2023 Castrol Toyota Formula Regional Oceania Championship will be the inaugural season of the Formula Regional Oceania Championship. It was originally planned to be the eighteenth running of the Toyota Racing Series, the premier open-wheel motorsport category held in New Zealand, before the series was rebranded to become a fully FIA-certified Formula Regional championship.
|Castrol Toyota FR Oceania Championship
|Super Sprint Motorsport New Zealand Championship
|Number of seasons
|Number of episodes