The 75-year-old A. Guruvammal died after she fell down on the road while returning home after voting at Gopalapuram in the town on Monday.
Police said that the woman could have slipped due to wet condition of the road following intermittent showers in the town since Sunday night.
The victim had cast her vote at the Hindu Reddiyar High School at Gopalapuram at around 10.30 a.m.
She was rushed to the nearby Primary Health Centre where she was referred to the Government hospital here. However, she died on the way to the GH.
PTI adds:
Polling official dies
A 54-year-old polling officer died of a massive heart attack in a booth in Kangeyam Assembly constituency while one other elderly voter died near a polling booth in Madurai, police said.
Selvaraj, a teacher posted as polling officer in one of the booths in Kangeyampalayam in nearby Tirupur District, collapsed while on duty on Monday morning.
His colleagues rushed him to a nearby hospital from where he was referred to the government hospital in Coimbatore, police said adding, however, he died on the way.
Doctors said he had suffered a massive heart attack.
A Madurai report said a 70-year-old man died of suspected cardiac arrest as he collapsed near a polling booth in Madurai Central constituency before casting his vote.
In two other poll-related incidents, eight persons were injured when the roof and the sunshade of different polling booths caved in Sivaganga District.
Five persons were injured when the roof of the booth at Kottur near Karaikudi collapsed.
Three voters were injured in Thirumanavayal village when the sunshade of the polling booth broke and fell on them under the impact of rains in the area.
All the eight had been hospitalised, police said.
A 38-year-old woman died when she struck by lightning while returning home after casting her vote in Ariyalur, they said.
Meanwhile, election officials seized the car of AIADMK candidate in Kulachal constituency in Kanyakumari district as more than the permitted number of persons were found travelling in the vehicle, police said.