Janet Kisa (born 5 December 1992) is a Kenyan professional middle- and long-distance runner who competes in track, cross country, and road running events.

[3] At the 2011 IAAF World Cross Country Championships she came fifth in the junior race, helping Kenya to the team silver medals with the individual champion Faith Chepngetich Kipyegon.

[4] Her next international appearance brought her the first individual medal of her career: at the 2011 African Junior Athletics Championships she was the silver medallist, forming a Kenyan 1–2 in the 5000 metres with teammate Caroline Chepkoech.

[7][8] Kisa's sixth-place finish in the senior race at the 2013 IAAF World Cross Country Championships brought her a share in the team gold medals with Kenya.

[4] The 2014 African Cross Country Championships saw Kisa place second to Faith Chepngetich Kipyegon and the Kenyan women swept the medals with Alice Nawowuna in third.