a Jane is a female donkey while a jack is a male sometimes referred to to as a jackass
'She and Jane' is more idiomatic.
A friend of Jane.
Jane Bainter, then a friend of the band.
Jane Fonda
Laura Jane Addams
Jane will do.
its Here is a picture of Jane and I.
aunt jane
Jane Hempel goes by Jane.
Theodore Roethke compares Jane to the birds in Elegy for Jane because Jane is actually a bird. He refers to Jane for most of the poem as "my sparrow."
Jane's Addiction.
Jane Wiedlin goes by Empress Jane.