Diane Papan’s biography includes Millbrae, Capuchino High School, San Mateo city government and, now, the State Assembly. In 2015, she ran for the San Mateo City Council and defeated incumbent Maureen Freschet. Three years later, she was elected deputy mayor. In 2022, Papan moved from city office to a campaign for the newly redrawn Assembly district, ultimately winning after her general-election opponent withdrew. The Assembly was already part of her family history: her father, Lou Papan, was a longtime member and former speaker.
ROOTS
Papan was born Aug. 22, 1963, in Millbrae to Greek-American Lou Papan. She attended Capuchino High School in San Bruno.
She attended the University of California, Los Angeles, earning a Bachelor of Arts in political theory in 1985. She then attended the University of California, Hastings College of the Law, receiving her Juris Doctor in 1988.
There was also a direct family connection to the institution where she would eventually serve. Lou Papan was not merely a former legislator; he had been a longtime Assembly member and speaker. Diane Papan’s own route to that chamber, however, began with a municipal election in San Mateo rather than an immediate campaign for state office.
FIRST OFFICE
In 2015, Papan announced that she would run for the San Mateo City Council. The contest put her against incumbent Maureen Freschet. Papan won, defeating an incumbent to secure her first documented elected office.
Her next step came within San Mateo’s city government. In 2018, she was elected Deputy Mayor of San Mateo, an office she held before her election to the State Assembly.
The documented sequence is concise: a council challenge, a victory over a sitting officeholder and election as deputy mayor. These were the municipal offices identified before her Assembly campaign. Her documented experience in elected office before that campaign was in San Mateo city government.
THE JUMP
Papan announced her Assembly campaign in January 2022, seeking the newly redrawn 21st district. The primary advanced Papan and Redwood City Mayor Giselle Hale to the general election.
That contest changed in July. Hale announced that she was withdrawing, citing a smear campaign against her and the impact on her daughters. Papan ultimately won the general election.
The result moved Papan from San Mateo municipal government into the State Assembly, where her father had served. Her general-election victory came after the other candidate who had advanced from the primary withdrew. The documented election sequence therefore includes Hale’s withdrawal before Papan’s ultimate victory.
WHAT TO KNOW
Papan’s documented officeholding sequence is San Mateo councilmember, deputy mayor and then Assembly member for the 21st district. This career history identifies no particular bill, vote, policy campaign, committee role or state appointment.
It also does not identify a specific organized interest or constituency as the sustained focus of her policymaking. The elections described were for the San Mateo City Council and the 21st Assembly district. Her documented transition was from San Mateo city government to the State Assembly. This career history does not provide a legislative policy record from which to assess how she has used her Assembly office.
- State Assembly · Assembly District 21 · 2022–present
Diane Papan’s biography includes Millbrae, Capuchino High School, San Mateo city government and, now, the State Assembly. In 2015, she ran for the San Mateo City Council and defeated incumbent Maureen Freschet. Three years later, she was elected deputy mayor. In 2022, Papan moved from city office to a campaign for the newly redrawn Assembly district, ultimately winning after her general-election opponent withdrew. The Assembly was already part of her family history: her father, Lou Papan, was a longtime member and former speaker.
ROOTS
Papan was born Aug. 22, 1963, in Millbrae to Greek-American Lou Papan. She attended Capuchino High School in San Bruno.
She attended the University of California, Los Angeles, earning a Bachelor of Arts in political theory in 1985. She then attended the University of California, Hastings College of the Law, receiving her Juris Doctor in 1988.
There was also a direct family connection to the institution where she would eventually serve. Lou Papan was not merely a former legislator; he had been a longtime Assembly member and speaker. Diane Papan’s own route to that chamber, however, began with a municipal election in San Mateo rather than an immediate campaign for state office.
FIRST OFFICE
In 2015, Papan announced that she would run for the San Mateo City Council. The contest put her against incumbent Maureen Freschet. Papan won, defeating an incumbent to secure her first documented elected office.
Her next step came within San Mateo’s city government. In 2018, she was elected Deputy Mayor of San Mateo, an office she held before her election to the State Assembly.
The documented sequence is concise: a council challenge, a victory over a sitting officeholder and election as deputy mayor. These were the municipal offices identified before her Assembly campaign. Her documented experience in elected office before that campaign was in San Mateo city government.
THE JUMP
Papan announced her Assembly campaign in January 2022, seeking the newly redrawn 21st district. The primary advanced Papan and Redwood City Mayor Giselle Hale to the general election.
That contest changed in July. Hale announced that she was withdrawing, citing a smear campaign against her and the impact on her daughters. Papan ultimately won the general election.
The result moved Papan from San Mateo municipal government into the State Assembly, where her father had served. Her general-election victory came after the other candidate who had advanced from the primary withdrew. The documented election sequence therefore includes Hale’s withdrawal before Papan’s ultimate victory.
WHAT TO KNOW
Papan’s documented officeholding sequence is San Mateo councilmember, deputy mayor and then Assembly member for the 21st district. This career history identifies no particular bill, vote, policy campaign, committee role or state appointment.
It also does not identify a specific organized interest or constituency as the sustained focus of her policymaking. The elections described were for the San Mateo City Council and the 21st Assembly district. Her documented transition was from San Mateo city government to the State Assembly. This career history does not provide a legislative policy record from which to assess how she has used her Assembly office.
The record
4,611 events, each with its sourceDo pass as amended, and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
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Do pass as amended and be re-referred to the Committee on [Local Government]
Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Appropriations]
Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass as amended and be re-referred to the Committee on [Utilities and Energy]
AB 46 Nguyen Concurrence in Senate Amendments
Do pass and be re-referred to the Committee on [Local Government] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Public Safety] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Privacy and Consumer Protection]
Do pass and be re-referred to the Committee on [Appropriations]
SB 1139 Laird Consent Calendar Second Day Regular Session
Do pass and be re-referred to the Committee on [Judiciary]
Do pass and be re-referred to the Committee on [Natural Resources]
Do pass as amended and be re-referred to the Committee on [Communications and Conveyance]
Do pass and be re-referred to the Committee on [Water, Parks, and Wildlife]
Do pass as amended and be re-referred to the Committee on [Privacy and Consumer Protection]
Do pass as amended and be re-referred to the Committee on [Judiciary]
Do pass and be re-referred to the Committee on [Judiciary]
SB 1437 Revenue and Taxation Consent Calendar Second Day
SCR 143 Umberg Consent Calendar Second Day Regular Session
SJR 13 Padilla Consent Calendar Second Day Regular Session
AB 2285 Valencia Assembly Third Reading
SB 968 Becker Consent Calendar Second Day Regular Session
SB 1036 Grayson Senate Third Reading By Blanca Rubio
SB 1426 Housing Consent Calendar Second Day Regular Session
ACR 165 Kalra Consent Calendar Second Day
ACR 194 Pacheco Consent Calendar Second Day Regular Session
ACR 219 Papan Consent Calendar Second Day Regular Session
ACR 220 Nguyen Consent Calendar Second Day Regular Session
ACR 223 Rogers Consent Calendar Second Day Regular Session
Do pass and be re-referred to the Committee on [Privacy and Consumer Protection]
Do pass and be re-referred to the Committee on [Appropriations]
Do pass and be re-referred to the Committee on [Appropriations]
Do pass as amended and be re-referred to the Committee on [Labor and Employment]
Do pass as amended, and be re-referred to the Committee on [Local Government] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Local Government] with recommendation: To Consent Calendar
Do pass as amended, and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Appropriations]
Do pass as amended, and be re-referred to the Committee on [Public Employment and Retirement] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Public Employment and Retirement] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Natural Resources]
Do pass and be re-referred to the Committee on [Public Safety]
Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar
Do pass and be re-referred to the Committee on [Revenue and Taxation]