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Kasia Sienkiewicz

Also known as Katarzyna Maria Sienkiewicz

Born
Oct 18, 1992age 33
height
5'8" (or 172 cm)
body type
Slim
nationality
Polish

Career

Active 2018 – present

2016
2017
2018
Debut
2019
2020
2021
2022
2023
2024
2025
2026
Present

Biography

About Kasia Sienkiewicz

Edited by the community

Kasia Sienkiewicz is a Polish musician, known for her role as the vocalist of the folk-pop band Kwiat Jabłoni, which she formed with her younger brother Jacek in March 2018. Her father, Kuba Sienkiewicz, is a famous musician in Poland. The sibling duo released their debut album, "Niemożliwe" ("Impossible"), on February 1, 2019, and have since recorded three more albums. Kasia also directs the band's music videos. Born on October 18, 1992, in Warsaw, she has been active in the music industry since 2018. She stands 5'8" with a slim build and natural B-cup breasts. Her green eyes and brown hair complement her stage presence. With over 103k Instagram followers, she maintains a connection with her audience. She has no tattoos and keeps her personal life relatively private, focusing on her music and creative projects.

Record

Profile details

Personal

Years Active
2018-present (started around 25 years old; 8 years active)
Birthplace
Warsaw, Masovian, Poland
Ethnicity
Caucasian

Body

Hair Color
Brown
Eye Color
Green
Weight
110 lbs (or 50 kg)
Measurements
35–24–34 (B–W–H) · WHR 0.71
Bra/Cup Size
B
Tattoos
No

Extra

Instagram Followers
103k (as of April 2026)

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Frequently asked

What is Kasia's role in Kwiat Jabłoni?

Kasia performs as the vocalist in the band Kwiat Jabłoni, which she formed with her younger brother Jacek Sienkiewicz in March 2018.

How many albums has Kwiat Jabłoni released?

They released their debut album 'Niemożliwe' on February 1, 2019, and have since recorded three more albums, totaling four albums.

Who is Kasia's father?

Her father is Kuba Sienkiewicz, a famous musician in Poland.

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