Thomas Stanley, Jr. - Was there a daughter Ann who married Wm Ballard

He shows a daughter Ann, whose link shows she married William Hudson Ballard, making her Ann Ballard.
Ann Ballard

His son John, married an Ann Ballard, daughter of William Sorrell Ballard.
John Stanley
Ann Stanley
Encyclopedia of American Quaker Genealogy. Vol. VI: (Virginia) Cedar Creek Monthly Meeting
pg 268
1757 , 4, 10. John (Standley), s Thomas, Hanover Co.; m in a public mtg of Frs in Va., Ann Ballard, Caroline Co., dt William of N. C.

https://www.familysearch.org/library/books/records/item/167445-virg...=
Descendants of Thomas Stanley, of New Kent County pg 6
Gives these children, without a daughter Ann

Thomas and Elizabeth Maddox Stanley 1st wife
1 Maddox Stanley
2 Elizabeth Stanley

Thomas and Elizabeth ----- Stanley 2nd wife
1 Margery Stanley
2 Mary Stanley
3 Thomas Stanley
4 Pleasant Stanley
5 John Stanley, b. 1-27-1735; m. before 5-9-1757 to Ann Ballard

Is this an interesting coincidence that son John m. an Ann Ballard, dau of William Ballard, and dau Ann married a William Ballard, or is there a mistake somewhere?