1 Mel Gibson and Robyn MooreHollywood legendary actor Mel Gibson's divorce to his first wife Robyn Moore is considered the most expensive celebrity divorce. Mel married Moore in the year 1980. The couple decided to end their relationship after 26 years in 2009 with a divorce settlement of $425 million.
2 Arnold Schwarzenegger and Maria ShriverHollywood superstar Arnold Schwarzenegger divorce from Maria Shriver is second in this list. Shriver filed for divorce from Arnold in July 2011, two months after it was revealed that he had an affair and fathered a child with a woman employed by the family. Maria received somewhere between $250 and $375 million in the divorce settlement.