:Thunder Bay Thunder Cats

{{Pro hockey team

| text_color = black

| bg_color = background:#FFFFFF; border-top:#633e2c 5px solid; border-bottom:#143364 5px solid;

| team = Thunder Bay Thunder Cats

| logo = Thunder Bay Thunder Cats Primary 1994.png

| logosize = 250px

| city = Thunder Bay, Ontario

| league = CoHL/UHL

| conference =

| division =

| founded = 1991

| operated = 1994–1999

| arena = Fort William Gardens

| colors = Brown, navy, white
{{color box|#633e2c}} {{color box|#143364}} {{color box|white}}

| owner =

| GM =

| coach =

| captain =

| media =

| affiliates =

|dates1 = 1991–1993

|name1 = Thunder Bay Thunder Hawks

|dates2 = {{nowrap|1993–1996}}

|name2 = Thunder Bay Senators

|dates3 = 1996–1999

|name3 = Thunder Bay Thunder Cats

|dates4 = 1999–2007

|name4 = Rockford IceHogs

| reg_season_titles = 2 (1993–94, 1994–95)

| division_titles =

| conf_titles =

| championships = 3 (1992, 1994, 1995)

}}

The Thunder Bay Thunder Cats were a minor professional ice hockey team based in Thunder Bay, Ontario, Canada, and a member of the United Hockey League. The team went through a number of different names prior to being the Thunder Cats, including the Thunder Bay Thunder Hawks and the Thunder Bay Senators.