Marty Klein (Richard Portnow) is Robbie Ray's former manager. He made only one appearance, in the episode On the Road Again. He loves to say, "Ladies and gentlemen, Marty Klein."
Margo Diamond (Lindsey Stoddart) was Robby's girlfriend in the episode She's a Super Sneak. Robby was dating her without telling Miley or Jackson, which infuriated Miley.
Karen Kunkle (Erin Matthews) is Jackson's teacher, who briefly dated Robby because Jackson wanted to improve his grades. She later appears as Miley's biology teacher.
Mr. Meyer (Tim Russ) is the throat specialist Robby called in to treat Miley for her career-threatening throat condition. He made only one appearance, in the episode I Am Hannah, Hear Me Croak.
Albert Dontzig (Paul/Peter Vogt) is the Stewart's obnoxious neighbor, who has an on-going rivalry with both Robby and Jackson. He once feigned sickness to foist his niece, Patty, on the Stewart siblings. Curiously, he has yet to been seen interacting with Miley.
Bobby Ray (Billy Ray Cyrus), Robby's brother, and the father of Miley's "evil" cousin, Luanne. (Torn Between Two Hannahs).
Candice (Sara Erikson) Hannah Montana's brat-of-a stepmom, and Robby's wife in the episode which has no existence of Miley Stewart (When You Wish You Were the Star).
Margo (Camryn Manheim) is Mikayla's Manager. She got in an argument with Hannah and Robbie Ray at the beginning of the episode I Want You to Want Me ... To Go to Florida.
Susan Stewart (Brooke Shields) is the deceased wife of Robby, and mother of Miley and Jackson. She appears in Miley's dreams in the episode I Am Hannah, Hear Me Croak, and in the episode The Way We Almost Weren't.
Aunt Dolly (Dolly Parton) is Robby's good friend, and Miley's godmother. She appears in the episodes Good Golly, Miss Dolly and I Will Always Loathe You.
Ruthie "Mamaw" Stewart (Vicki Lawrence) is Robby's mother, and Miley and Jackson's grandmother. She appears in the episodes Grandmas Don't Let Your Babies Grow Up To Be Favorites and I Will Always Loathe You.
Heather Truscott (Heather Locklear) is Lilly's mother. Robby briefly dated her in the episode Lilly's Mom Has Got It Goin' On.
Margo Diamond (Lindsey Stoddart) was Robby's girlfriend in the episode She's a Super Sneak. Robby was dating her without telling Miley or Jackson, which infuriated Miley.
Karen Kunkle (Erin Matthews) is Jackson's teacher, who briefly dated Robby because Jackson wanted to improve his grades. She later appears as Miley's biology teacher.
Mr. Meyer (Tim Russ) is the throat specialist Robby called in to treat Miley for her career-threatening throat condition. He made only one appearance, in the episode I Am Hannah, Hear Me Croak.
Albert Dontzig (Paul/Peter Vogt) is the Stewart's obnoxious neighbor, who has an on-going rivalry with both Robby and Jackson. He once feigned sickness to foist his niece, Patty, on the Stewart siblings. Curiously, he has yet to been seen interacting with Miley.
Bobby Ray (Billy Ray Cyrus), Robby's brother, and the father of Miley's "evil" cousin, Luanne. (Torn Between Two Hannahs).
Candice (Sara Erikson) Hannah Montana's brat-of-a stepmom, and Robby's wife in the episode which has no existence of Miley Stewart (When You Wish You Were the Star).
Margo (Camryn Manheim) is Mikayla's Manager. She got in an argument with Hannah and Robbie Ray at the beginning of the episode I Want You to Want Me ... To Go to Florida.
Susan Stewart (Brooke Shields) is the deceased wife of Robby, and mother of Miley and Jackson. She appears in Miley's dreams in the episode I Am Hannah, Hear Me Croak, and in the episode The Way We Almost Weren't.
Aunt Dolly (Dolly Parton) is Robby's good friend, and Miley's godmother. She appears in the episodes Good Golly, Miss Dolly and I Will Always Loathe You.
Ruthie "Mamaw" Stewart (Vicki Lawrence) is Robby's mother, and Miley and Jackson's grandmother. She appears in the episodes Grandmas Don't Let Your Babies Grow Up To Be Favorites and I Will Always Loathe You.
Heather Truscott (Heather Locklear) is Lilly's mother. Robby briefly dated her in the episode Lilly's Mom Has Got It Goin' On.
