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"Jack" - English name
Male: God is gracious - England
Male: Diminutive of John: God is gracious - English
Male: Supplanter - Hebrew
(supplanter - one who wrongfully or illegally seizes
and holds the place of another)
In English, the name Jack means - "God is gracious."
Other origins for the name Jack include - English, Hebrew. The name Jack is most often used
as a boy name or male name.
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Behind the Name
JACK
Gender: Masculine
Usage: English
Pronounced: JAK [key]
Derived from Jackin (earlier Jankin), a medieval diminutive of JOHN. It has long been regarded as an independent name. During the Middle Ages it was very common, and it became a slang word meaning "man". It was frequently used in fairy tales and nursery rhymes, such as 'Jack and the Beanstalk', 'Little Jack Horner', and 'Jack Sprat'.
American writers Jack London (1876-1916) and Jack Kerouac (1922-1969) were two famous bearers of this name.

Jo-Ann

(on Baby-namer.com)

Meaning:
Its source is Yochana, a Hebrew name meaning "God's grace."

Alternative Spellings: [You must be registered and logged in to see this link.]

Narrative:
The Hebrew Yochana was translated into Latin as Joanna or Johanna. Over
time these developed into the Old French Jehan(n)e. At various points
this string of ancestors spun off many modern variations that have
enjoyed a great deal of popularity.Most
of them share the quality of simplicity. Whether we call to mind the
fictitious Jane Q. Public or the legendary Joan of Arc (Jeanne D'Arc in
French), these names seem to emerge from the heart of the people.


AND... trust Wikipedia to make it ... boring... [You must be registered and logged in to see this image.]

Joanne
From Wikipedia, the free encyclopedia

Female

God is gracious

Hebrew

Joan, Joanna, Johanna

Joanne (alternate spellings Joann, JoAnn, Johann, Johanne, Jo-Ann, Jo-Anne) is a common given name for females, being a variant of [You must be registered and logged in to see this link.], the feminine form of [You must be registered and logged in to see this link.]; derived from the Latin name [You must be registered and logged in to see this link.] with the meaning in Hebrew of "God is gracious". In [You must be registered and logged in to see this link.]
of 1975, "Joanne" was the most frequently used name for female
newborns, though by the early years of the 21st Century, the name had
declined in popularity so that it could not be counted among the twenty
most frequently used.^{[You must be registered and logged in to see this link.]}
Sometimes in modern English Joanne is reinterpreted as a
compound of the two names Jo and Anne, and therefore given a spelling
like JoAnne, Jo-Anne, or Jo Anne. However, the original name Joanna in
ancient Greek and Latin is a single unit, not a compound. The names [You must be registered and logged in to see this link.], [You must be registered and logged in to see this link.], Anne, Ann are etymologically related to Joanne just the same: they are derived from Hebrew חַנָּה Ḥannāh 'grace' from the same verbal root meaning 'to be gracious'.
Joanna is a feminine given name deriving from [You must be registered and logged in to see this link.] Greek [You must be registered and logged in to see this link.] Iōanna. Variants in English include [You must be registered and logged in to see this link.], Joanne, and [You must be registered and logged in to see this link.]. Other forms of the name in English are [You must be registered and logged in to see this link.], [You must be registered and logged in to see this link.], [You must be registered and logged in to see this link.], and [You must be registered and logged in to see this link.].


All I know is I'm named after my Mom. [You must be registered and logged in to see this image.]