History · Philippine institutions

Philippine Legislature · 1916 · Commonwealth transition

Who Was the First Senate President of the Philippines?

Manuel L. Quezon became the first Philippine Senate president in 1916. Learn how the Jones Law created the chamber and how his later presidency differed.

Official portrait of Manuel L. Quezon
Manuel Quezon
First Senate president
16 Oct 1916
Senate opening
22 + 2
Elected and appointed senators in 1916
1935
Quezon becomes Commonwealth president

The short answer

Manuel L. Quezon became the first Philippine Senate president when the chamber opened on 16 October 1916. He later became the first Commonwealth president in 1935. These were different offices, and neither date marks Philippine independence from the United States.

Identify the office

Three answers that are easily confused

Senate leadership, the Commonwealth presidency and the independent republic’s presidency have separate starting dates.

Office and constitutional-period distinctions from the Senate’s historical records and the Commonwealth proclamation.
QuestionOfficeholderDate
First president of the Philippine SenateManuel L. Quezon1916
First president of the Philippine CommonwealthManuel L. Quezon1935
First president of the independent republic in 1946Manuel Roxas1946

Chronology

A timeline of the turning points

  1. Quezon enters the Philippine Assembly

    An elected lower chamber operates alongside the appointed Philippine Commission.

  2. Resident Commissioner in Washington

    Quezon represents Philippine interests during the debate over autonomy and independence.

  3. First Senate opens

    Quezon becomes its first president within the new two-chamber legislature.

  4. Commonwealth transition

    Quezon becomes Commonwealth president and a unicameral National Assembly replaces the earlier legislature.

  5. The Senate’s leadership sequence resumes

    The Senate’s roll lists Manuel Roxas in the revived Commonwealth chamber.

  6. Senate centennial

    The institution commemorates its October 1916 beginning.

Who was the first Senate president?

Manuel L. Quezon was the first president of the Philippine Senate. He took that role when the new legislature opened on 16 October 1916, during American colonial rule. The Senate’s own biography identifies him as its first president and records his leadership across the 1916–1935 period.

Quezon had already served in the Philippine Assembly and as Resident Commissioner in Washington. His later Senate role therefore followed work in both domestic politics and the campaign to change the islands’ relationship with the United States. It was not the beginning of his public career.

Sources for this section: [1] · [3]

Why did the Senate begin in 1916?

Before 1916, the colonial legislature paired an elected Philippine Assembly with an appointed Philippine Commission. The Jones Law, enacted by the U.S. Congress, changed that structure. It replaced the Commission’s legislative role with a Senate and established a House of Representatives as the other chamber.

The reform expanded Filipino participation in government but did not make the Philippines independent. The islands remained under U.S. sovereignty, and colonial authorities retained important powers. The U.S. House’s historical account describes both the struggle over the Jones legislation and the continuing limits on autonomy after its passage.

The distinction explains why the office’s history starts in 1916 even though the independent republic began in 1946. A legislature can develop under colonial government and later continue within a sovereign state, with constitutional interruptions and changes along the way.

Sources for this section: [4] · [2]

Was the first Senate elected like today’s Senate?

The 1916 chamber had 24 senators, but its electoral arrangement differed from today’s nationwide contest. Eleven districts each elected two senators. The twelfth district, covering areas then treated separately within the colonial administration, had two senators appointed by the governor-general.

Calling the entire original Senate popularly elected would therefore omit the two appointed seats. Calling its members nationwide senators would also project a later system onto the district-based chamber. The Senate’s institutional history preserves both distinctions.

The Senate president is the chamber’s presiding officer, not the president of the country. Senators choose their leader through the institution’s own procedures. Under the present 1987 Constitution, the Senate elects its president by a majority of all its members. That current rule helps explain the office, but it should not be used as if it were the original 1916 electoral law.

Sources for this section: [2] · [8]

How did Quezon move from Senate leader to president?

Quezon later became the first president of the Commonwealth of the Philippines in 1935. The U.S. proclamation establishing the Commonwealth identifies the September election and the inauguration of the new government in November. It described the Commonwealth as a step toward complete independence, rather than independence already achieved.

The original Commonwealth arrangement used a unicameral National Assembly. That constitutional change ended the earlier Senate structure. A later amendment restored a two-chamber Congress, but the Second World War interrupted its operation. The Senate’s leadership roll next lists Manuel Roxas for 1945–1946.

Quezon’s Senate presidency and Commonwealth presidency were thus different offices in successive constitutional settings. His long Senate leadership helped build his national position, while the 1935 transition changed the institution in which that authority was exercised.

Sources for this section: [5] · [2] · [6]

Which “first president” does the question mean?

For the first president of the Senate, the answer is Quezon in 1916. For the first president of the Commonwealth, it is also Quezon, but in 1935. Those answers refer to a legislative leadership office and a national executive office, respectively.

The first president of the independent republic inaugurated in 1946 was Manuel Roxas. His earlier Senate leadership does not make him the first Senate president; it places him later in the same institutional sequence. A question using only the word president therefore needs the office and constitutional period to be clear.

The Senate’s 2016 centennial commemoration used 16 October 1916 as the institution’s founding date. That anniversary supports the starting point of the Senate story, while the full officeholder list and individual biographies explain what followed. Reading them together makes the short answer useful without losing the colonial and Commonwealth context.

Sources for this section: [1] · [7] · [6] · [3] · [5]

Continue the chronology

Connected biographies

The leaders around the early legislature

Official portrait of Manuel L. Quezon
PhilippinesPolitics

1878—1944

Manuel L. Quezon

President of the Commonwealth of the PhilippinesThe statesman who secured Commonwealth status, became its first president and led the Philippine government in exile during the Second World War.Read biography
Black-and-white studio portrait of Sergio Osmeña
PhilippinesPolitics

1878—1961

Sergio Osmeña

President of the Commonwealth of the PhilippinesA Cebu statesman who succeeded Manuel Quezon in exile and led the Commonwealth government during the liberation of the Philippines.Read biography
Black-and-white studio portrait of Manuel Roxas
PhilippinesPolitics

1892—1948

Manuel Roxas

Last Commonwealth president and first president of the independent Third RepublicThe final Commonwealth president who became the first leader of the independent Third Republic and confronted postwar reconstruction.Read biography

Quick answers

Common questions

Who was the first Senate president of the Philippines?
Manuel L. Quezon, when the Senate opened on 16 October 1916.
Was Manuel Quezon also the first Commonwealth president?
Yes. He became the first Commonwealth president in 1935, after serving as Senate president.
Was Manuel Roxas the first Senate president?
No. Roxas led the Senate in 1945–1946. Quezon had first held the office in 1916.
Did the Philippines become independent when the Senate opened?
No. The 1916 Senate operated under American colonial rule. U.S. sovereignty ended in 1946.

Primary and institutional sources

How this history was checked

The first officeholder and opening date follow Senate records. The Commonwealth proclamation establishes the later executive transition; the current Constitution is used only to explain the present leadership rule. This article was reviewed on 14 October 2026.

  1. Senate of the PhilippinesBiography of Senate President Manuel L. Quezon
  2. Senate of the PhilippinesHistory of the Senate: colonial and Commonwealth legislatures
  3. Senate of the PhilippinesSenate centennial statement, October 2016
  4. U.S. House of Representatives, History, Art & ArchivesThe Philippines, 1898–1946: the Jones Law and autonomy
  5. U.S. presidential proclamation via LawPhilEstablishment of the Commonwealth, 1935
  6. Senate of the PhilippinesRoll of Senate Presidents
  7. Senate of the PhilippinesManuel Roxas: Commonwealth and republic presidencies
  8. The LawPhil Project1987 Constitution, Article VI, section 16