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Former member of Congress · last served 106th Congress

Official portrait of Sen. William V. Roth Jr.

William V. Roth Jr.

REPUBLICAN U.S. Senator · DelawareSenate 1969–2001 · House 1967–1969 (DE-AL)

William Roth was a Republican U.S. senator from Delaware, first elected to Congress in 1967, who sponsored 7 bills that became law (100th–106th Congress).

347Bills & resolutions sponsored100th–106th Congress (excludes amendments)
29Passed a chamberof 347 bills & resolutions sponsored
7Became law6 substantive + 1 ceremonial · 100th–106th Congress
—Broke with partyNo roll calls in PORKER’s records (they start in 2011)
—Missed votesNo roll calls in PORKER’s records (they start in 2011)
—Pork: own shareFY2024 earmarks: not in office

How we count: “Broke with party” is a yes/no roll call where the member voted against most of their own party on that vote (party as recorded; even splits not counted). “Pork: own share” splits each earmark shared by several members evenly among them.

Recent votes

No recorded roll-call votes in PORKER’s records. Roll-call records start in 2011.

5 most recent bills

Top bills sponsored

Laws first, then bills that passed a chamber, were reported from committee, or drew the most cosponsors.

Elections Sen. Roth has won

Sen. Roth has won 4 U.S. Senate elections (1976, 1982, 1988, 1994). Of the contested races, margins ran from 11.0 to 24.1 points.

010204060Margin of victory, points (axis starts at 0)1976, DE Senate: won by 12.2 points1976DE Senate1982, DE Senate: won by 11.0 points19821988, DE Senate: won by 24.1 points19881994, DE Senate: won by 13.3 points1994
Democratic winRepublican winseat changed partyunopposed
Elections won4 in the data (1976–2024); losses are not listed
Closest win: 11.0 points1982, DE Senate
Won an open seat or took one from the other party0 of 4 elections (open seat or changed party)
Seat history, Delaware Senate (class 1)Winners in regular elections, most recent three: William Roth (R) 1976–1994 → Thomas R. Carper (D) 2000–2018 → Lisa Blunt Rochester (D) 2024.

Full election history for this seat →

Source: MIT Election Data and Science Lab, U.S. House V15 / U.S. Senate V8 (CC0), retrieved 2026-10-18; winners matched to member records by seat and term. Results run through the 2024 elections; nothing from 2026 is shown until it is certified. A margin is a fact about one election, never a score of how well a member represents anyone, and PORKER does not rank members by it.

Official records on bills this member sponsored

106th Congress. What Congress.gov lists for the 45 bills sponsored.

RecordBillsSource
Bills sponsored45Source: Congress.gov member record, PORKER copy of October 26, 2026 ↗ See them →
With a CBO cost estimate listed15See the 15 →
With a committee report listed15See the 15 →
With a Congress.gov note3See the 3 →
Evidence
How counted
Bills where this member is the lead (first-listed) sponsor in the 106th Congress, read from the stored Congress.gov bill records
Fields
cboCostEstimates, committeeReports, constitutionalAuthorityStatementText, notes
PORKER copy refreshed
October 26, 2026 (nightly)

Read this first. These are counts of records Congress.gov lists. Many bills never get a CBO estimate or a report, so a zero is not a mark against a member. We never show this as a score.

Open full dossier →

Data as of Oct 26, 2026 · Sources: Congress.gov, Senate.gov, House Clerk, Appropriations Committee earmark tables. PORKER is non-partisan.