Tânia Regina Spindler de Oliveira (born April 10, 1977 in Palotina, Paraná) is a female Brazilian race walker.

[1] She set both a personal best and a national record-breaking time of 1:33:23 by finishing twenty-third at the 2008 IAAF World Race Walking Cup in Cheboksary, Russia.

[2] She also claimed the nation's first ever title for the women's 20 km event at the 2009 Pan American Race Walking Cup in San Salvador, El Salvador, with a time of 1:38:53.

[3] Spindler represented Brazil at the 2008 Summer Olympics in Beijing, where she competed for the women's 20 km race walk.

Despite the tumultuous weather, she finished the race in thirty-seventh place, twenty seconds behind Ecuador's Johana Ordóñez, outside her personal best of 1:36:26.