Thomas John Whelan (born February 21, 1940) is a senior United States district judge of the United States District Court for the Southern District of California.

Career output and lasting influence
Opinions attributed per year · peak 4/year
Later decisions citing those opinions, per year · peak 7/year
Superior Court of California, County of San Diego · 1990–1998California Southern District Court · 1998–2010
Both charts share the same year axis. Opinion counts include only opinions in our corpus attributed to this judge so far — a year at zero can mean an attribution gap, not judicial silence. Influence typically outlasts the career: citations keep climbing after the last opinion.
- Gender
- Male
- Race
- White
Prior employment
- Superior Court of California, County of San DiegoJudge · 1990–1998
- San Diego, CaliforniaDeputy district attorney · 1969–1989
- planner, and estimator, General Dynamics Corp.Contracts administrator · 1961–1969
Appointments
1998–2010 · Appointed by William J. Clinton (Democratic)
Education
- San Diego School of Law (now University of San Diego School of Law)J.D. · 1965
- San Diego College for Men (now University of San Diego)B.A. · 1961