The Canoe Sprint women's KL3 event at the 2016 Paralympic Games took place on 14 and 15 September 2016, at the Lagoa Rodrigo de Freitas. Two heats were held. Winners and runners up advanced directly to the final. The rest went into the semifinal, where the top four advanced to the final.

Heats Heat 1 9:40 14 September 2016:

Rank Lane Name Nationality Time Notes 1 6 53.591 F 2 7 55.466 F 3 8 56.825 SF 4 4 58.327 SF 5 5 58.900 SF

Heat 2 9:45 14 September 2016: Rank Lane Name Nationality Time Notes 1 6 53.412 F 2 8 53.731 F 3 5 54.904 SF 4 7 55.479 SF 5 4 57.312 SF

Semifinal 10:43 14 September 2016:

Rank Lane Name Nationality Time Notes 1 5 54.665 F 2 7 54.735 F 3 6 55.525 F 4 8 56.347 F 5 3 56.580 6 4 57.357

Final 9:52 15 September 2016:

Rank Lane Name Nationality Time Notes 5 51.348 4 51.378 6 52.103 4 2 52.273 5 7 52.492 6 3 52.802 7 1 53.916 8 8 54.720

Notes