![Twitter creator JACK DORSEY and KATE GREER attend the 2010 Time 100 Gala held at the Time Warner Center Stock Photo - Alamy Twitter creator JACK DORSEY and KATE GREER attend the 2010 Time 100 Gala held at the Time Warner Center Stock Photo - Alamy](https://c8.alamy.com/comp/CCY1R2/twitter-creator-jack-dorsey-and-kate-greer-attend-the-2010-time-100-CCY1R2.jpg)
Twitter creator JACK DORSEY and KATE GREER attend the 2010 Time 100 Gala held at the Time Warner Center Stock Photo - Alamy
![Back on? Twitter founder Jack Dorsey makes VERY public appearance with rarely seen on-off girlfriend Kate Greer at Sun Valley Conference | Daily Mail Online Back on? Twitter founder Jack Dorsey makes VERY public appearance with rarely seen on-off girlfriend Kate Greer at Sun Valley Conference | Daily Mail Online](https://i.dailymail.co.uk/i/pix/2013/07/12/article-2361972-1AC4839A000005DC-287_634x469.jpg)
Back on? Twitter founder Jack Dorsey makes VERY public appearance with rarely seen on-off girlfriend Kate Greer at Sun Valley Conference | Daily Mail Online
![New York, NY USA - June 26, 2017: Kate Greer attends Cocktails and Conversation in Celebration with Piece & Co at Bowery Garden Stock Photo - Alamy New York, NY USA - June 26, 2017: Kate Greer attends Cocktails and Conversation in Celebration with Piece & Co at Bowery Garden Stock Photo - Alamy](https://c8.alamy.com/comp/JEW194/new-york-ny-usa-june-26-2017-kate-greer-attends-cocktails-and-conversation-JEW194.jpg)
New York, NY USA - June 26, 2017: Kate Greer attends Cocktails and Conversation in Celebration with Piece & Co at Bowery Garden Stock Photo - Alamy
![Wagcenter on Twitter: "Kate Greer- Twitter Founder Jack Dorsey's Gi https://t.co/eGGQN4XQ7u #bizstone #goldengai @wagcenter #entrepreneur https://t.co/1ZcWyswcl0" / Twitter Wagcenter on Twitter: "Kate Greer- Twitter Founder Jack Dorsey's Gi https://t.co/eGGQN4XQ7u #bizstone #goldengai @wagcenter #entrepreneur https://t.co/1ZcWyswcl0" / Twitter](https://pbs.twimg.com/media/CfOt4F3UsAAGW40.jpg)