The heiress Abigail Disney has a net worth of $120 million, she told the Financial Times. Disney has previously declined to share her net worth but has criticized wealth inequality in the US, Business Insider reported. Disney is among a group of 19 ultrawealthy Americans who signed a letter on June 24 asking presidential candidates to support a wealth tax. Visit Business Insider's homepage for more stories. Abigail Disney is an outspoken critic of the wealth divide in America — but, before a June 5 interview with the Financial Times, she had declined to share exactly how wealthy she is.