Thomas Flanagan
Thomas, Tommy or Tom Flanagan may refer to:
- Thomas Flanagan , American Roman Catholic bishop
- Thomas Flanagan , Irish civil engineer and politician
- Thomas Flanagan , English Roman Catholic canon and historian
- Thomas Flanagan , Irish-Australian prospector
- Thomas Flanagan , American academic and novelist
- Tom Flanagan , Northern Irish footballer
- Tom Flanagan , American-born writer and academic
- Tommy Flanagan , American jazz pianist
- Tommy Flanagan , Scottish-born actor
- Thomas John , American celebrity medium
- Tommy Flanagan, the Pathological Liar, recurring Saturday Night Live character and sketches portrayed by Jon Lovitz in 1985–86 season