Here are some name suggestions that go well with Myra Gray, offering good nickname potential:

For a Brother:

• Arthur Gray: Nicknames: Art, Artie, Arty
• William Gray: Nicknames: Will, Billy, Liam
• Henry Gray: Nicknames: Hank, Harry, Hen
• Theodore Gray: Nicknames: Theo, Teddy, Ted
• Frederick Gray: Nicknames: Fred, Freddie, Rick

For a Sister:

• Clara Gray: Nicknames: Clary, Clare
• Eleanor Gray: Nicknames: Ellie, Ella, Nell
• Genevieve Gray: Nicknames: Gen, Gigi, Ginny
• Josephine Gray: Nicknames: Josie, Jo, Joanie
• Beatrice Gray: Nicknames: Bea, Trixie, Bea

These suggestions consider a balance of classic and slightly less common names, offering a range of nickname options that maintain a pleasant flow with the surname Gray and complement the name Myra. The nicknames are chosen for their approachability and potential for use throughout life.