Billionaire Larry Ellison (R) and a woman identified as Jolin ... who also goes by her legal name Keren Zhu, arrived in the U.S. in 2010 to pursue her international studies degree.

Not much is known about Jolin Zhu, 33, who appears to have married David's dad, 80-year-old Oracle billionaire Larry Ellison ... China - her birth name is Zhu Keren - although she is now a ...