Stephen Fenberg (born January 2, 1984) is an American politician who serves in the Colorado Senate from the 18th district, since 2017, as a member of the Democratic Party.

[9] Senator Rollie Heath, a member of the Democratic Party from the 18th district, was term-limited during the 2016 campaign and Fenberg ran to succeed him.

[13][14] In 2017, Fenberg was appointed to serve on the Agriculture, Natural Resources and Energy, State, Veterans, and Military Affairs, and Transportation committees.

[20] Fenberg and Representatives Herod and Julie McCluskie introduced legislation in 2020, that requested $14 million to fund a program, which would serve around 5,300 people, to have Colorado repay student loan debts for the first two years following graduation.

[24] He was one of the signatories of a letter sent by Governor Jared Polis to President Joe Biden asking for immigration laws to be relaxed, stating that Colorado was ready to accept refuges following the end of the Afghanistan War.

[31][32] Fenberg and Representative Paul Rosenthal sponsored legislation in 2017, to prohibit conversion therapy on minors by licensed mental health professionals.

[33] He and Senator Dominick Moreno, and Representatives Dafna Michaelson Jenet and Daneya Esgar sponsored legislation in 2019, to prohibit conversion therapy.