Sharon Elkin
General Information
Gender: Female
Hair Color: Strawberry Blonde
Eye Color: Brown
Status: Alive
Family & Friends
Stef Adams Foster (daughter)
Lena Adams Foster (daughter-in-law)
Brandon Foster (grandson)
Jesus Adams Foster (adoptive grandson)
Mariana Adams Foster (adoptive granddaughter)
Jude Adams Foster (adoptive grandson)
Callie Adams Foster (adoptive granddaughter)
Francesca Adams Foster (unborn granddaughter; deceased)
Relationships Frank Cooper (ex-husband; deceased)
Will (husband)
Production Information
First appearance: I Do
Last appearance: Mother's Day
Portrayer: Annie Potts

Sharon Elkin is a recurring character on The Fosters. She is the mother of Stef Adams Foster and the ex-wife of Frank Cooper, and has a husband, Will. Sharon was one of the people to help at Stef and Lena's wedding along with Lena's mother, Dana. She returned afterwards to attend Frank's funeral. She makes her first appearance in I Do.

Sharon is portrayed by Annie Potts.

Physical Appearance

Sharon has short strawberry blonde hair with brown eyes. She is shorter than her ex-husband, Frank, her daughter, Stef, and her husband, Will.


During Stef and Lena's wedding, Sharon seems very impatient, but also is accepting and a bit jumpy at times. She also wants what's best for her and her family. She is accepting of her daughter's sexual orientation and is always supportive of her.


I Do

She volunteers to help Stef and Lena with the wedding, and ends up fighting with Lena's mother, Dana, over the floral arrangements. She also tries to push her ex-husband, Frank Cooper, into attending Stef and Lena's wedding.

The Honeymoon

Sharon and Stef talk about her and Lena adopting Callie and Jude.


Sharon comes to Frank's funeral along with some other family members.

Christmas Past

Sharon visits The Fosters for Christmas as Stef soon learns that all the money from her father went to Sharon. Stef begins complaining about it over and over until dinner, which there is a huge fight until Sharon reveals she bought the kids college funds and was leaving it a surprise for Christmas morning.

First Impressions

Sharon is at the house and was constantly taking morning walks. One afternoon, Stef follows Sharon and sees her enter an RV and Sharon tells her it's her new boyfriend, Will. They begin fighting about Stef seeing the doctor for another checkup but Sharon send the documents to a different doctor anyways and the doctor later calls to make an appointment.

If and When

Under Water

The Long Haul

Sharon and Will announce to the Fosters that they're about to get married. After Sharon and Stef have a talk alone, Sharon tells her to not give Will her blessing because she was backing out of the wedding. She tells Stef that she will break up with Will in the morning, but doesn't do it then. Sharon then says she will do it after dinner, but when Will sweet talks her, Sharon wants to proceed with the wedding. When putting on her wedding dress, Sharon talks to Emma about reading her letter to Jesus but not telling him about the abortion and hugs her. She then hides out in the bathroom and tells Stef that she feels she is betraying her ex-husband, Frank. Will has a talk with Sharon, and they both walk down the aisle, and right behind them were Lena and Stef, who were getting married for a second time.

Until Tomorrow

Jesus calls Sharon and asks her if she read all of Emma's letter to him, and she tells him the truth.

Mother's Day

Giving Up the Ghost

Lena suggests that she and Stef should go to the couples retreat Sharon bought for them, but Stef didn't want to go and that she would call her mom to cancel it. Later, Stef decides she and Lena should go.

Appearances (11/101)

Season 1 (3/21)

Season 2 (1/21)

Season 3 (4/20)

Season 4 (2/20)

Season 5 (1/19)


Frank Cooper

  • First Relationship:
    • Start Up: Prior to Pilot (1x01)
    • Broke Up: Prior to Pilot (1x01)

Frank is Sharon's ex-husband. They have divorced for unknown reasons.


Will is Sharon's husband. Sharon met him at his RV sometime before First Impressions, and were seen getting married in The Long Haul. Will is very caring towards Sharon and says she is the woman he loves most in the world.


  • She is divorced from Frank Cooper.
  • She seems to accept that Stef is gay, unlike her ex-husband Frank.




v - e - d
Main Stef Adams FosterLena Adams FosterBrandon FosterCallie Adams FosterMariana Adams FosterJude Adams FosterJesus Adams FosterMike Foster
Recurring Adam StevensAdriana GutierrezAidenAJ HensdaleAna GutierrezBeckaCarmenColeConnor StevensCortney StrathmoreDani KirklandDaphne KeeneDean BayfieldDeclan RiversEmmaGabriel DuncroftGraceHayley HeinzJack DowneyJenna PaulJill QuinnKelseyKiaraLexi RiveraLogan BayfieldLou ChanMat TanMonte PorterMr. TimothyNickNoahPoppy SinfuegoRafaelRita HendricksRobert QuinnSophia QuinnTalya BanksTaylorTess BayfieldTonyVico CerarWyattXimena SinfuegoZac Rogers
Minor Main Article: List of Minor Characters
Amanda RogersCaptain RobertsChase DillonDana AdamsDariaDevoneeDonald JacobErnesto RiveraEvanFrank CooperGabiJoe GrayKarina SánchezKatKyle SnowLiam OlmsteadNathan AdamsOliviaSarahSharon ElkinSonya Rivera

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