O'connor Marriage Records: Groom Firstnames
- Talounzo (4)
- Teague (1)
- Terence (8)
- Terrance J (1)
- Terrence (3)
- Theodore G (1)
- Thoams (1)
- Thomas (112)
- Thomas D. (1)
- Thomas E (1)
- Thomas F (1)
- Thomas J (1)
- Thomas James (1)
- Thomas John (1)
- Thomas Joseph (1)
- Thomas Jospeh (1)
- Thomas Matthew (1)
- Thomas N (1)
- Thomas P (1)
- Thomas Walter (1)
- Timothy (32)