If Adams earns $US25m ($A33m) per year, he will comfortably eclipse New Zealand’s biggest sports earners. US-based America’s Cup sailor-turned-official Russell Coutts is widely thought to be the best renumerated at about $13m annually, narrowly ahead of West Ham defender Winston Reid and IndyCar driver Scott Dixon. Who is the highest paid New Zealand sports person - Answers. As a 10% commission, Williams has earned more than $8.8 million in 12 years. The chart below shows the earnings of Steve Williams as Tiger Wood’s caddy. Adams is the highest paid Kiwi sportsman, raking in $35.4m a year. He was hailed the richest sportsman in New Zealand, thanks to Tiger Woods. An existing Indian Premier League deal worth $1.3m has been boosted by a leading deal with New Zealand Cricket, worth over $110,000, captain's bonuses and match fees. Since 1999, Tiger has earned a total of $88.3 million with Williams by his side.