Jones, 46, whose son Stenton with wife Rodene
Ronquillo was born just six months after the star died, said of the card: "Makes me smile at our shared goofy sense of humour.
His photographer wife Rodene
Ronquillo gave birth to their son on July 10, six months after Bowie lost his battle with liver cancer.
His photographer wife Rodene Ronquillo gave birth to their son on July 10 but the announcement was only made late on Friday night.
JOY Duncan Jones and wife Rodene Ronquillo, top, and cartoon on Twitter
Duncan and photographer wife Rodene
Ronquillo named their first child Stenton David Jones, with the middle name chosen as a tribute to the music legend.
It will be Duncan and Rodene
Ronquillo's first child - and would have been Bowie's first grandchild.
Construction of Rodene
Wind Farm at Vastra Gotalands County, Sweden
They provided the wedding dress worn by 22 year old Lasana, who's and hair and makeup was provided by Rodene
It will be Duncan and wife Rodene Ronquillo's first child - and would have been Bowie's first grandchild.
Photographer Rodene, 35, lightened the mood with a jokey tweet, telling her followers: "Shame on those of you who just thought I was really fat and didn't say anything.