Kathrina Irene (JKT48) Biodata, Wiki, Age, Height, Parents, Siblings, Boyfriend & More

Kathrina Irene (born 26 July 2006, Age: 17 years old) is a singer, dancer, and actress from Indonesia. She is a member of JKT48, the first sister group of the Japanese idol group AKB48 outside Japan. She is also a part of Valkyrie48, a sub-unit of JKT48 that focuses on e-sports and gaming. At the age of 17, she is the youngest member of JKT48’s current generation.
Early Life and Family
Kathrina Indarto Putri was born on July 26, 2006, in Bekasi, West Java, Indonesia. She is the younger sister of Stephanie Pricilla Indarto Putri, who is also a singer and a former member of JKT48. Kathrina and Stephanie share a close bond and often post pictures and videos together on their social media accounts.

Kathrina has been interested in singing and dancing since she was a child. She was inspired by her sister, who joined JKT48 in 2014 as a part of the fifth generation. Kathrina also admired the members of AKB48 and other sister groups, especially Sakura Miyawaki, who is now a member of IZ*ONE.
Kathrina Irene Wiki/Bio
Name | Kathrina Irene |
Real Name | Kathrina Irene Indarto Putri |
Nickname | Kathrina, Kathrina-chan |
Birth Date | July 26, 2006 |
Birth Place | Bekasi, West Java, Indonesia |
Zodiac Sign | Leo |
Height | 163 cm |
Blood Type | A |
Generation | 9th |
Group | JKT48 |
Sub-Unit | Valkyrie48 |
Position | Vocalist, Dancer |
Debut Date | December 1, 2019 |
Sister | Stephanie Pricilla Indarto Putri |
@jkt48.kathrina | |
@I_KathrinaJKT48 | |
Wikipedia | Kathrina_Irene |
Homepage | newsunzip.com |
JKT48 Career
Kathrina auditioned for JKT48 in 2019 when she was only 13 years old. She passed the first and second stages of the audition and became a member of the Academy Class B, a training program for future members of JKT48. She was mentored by Shania Gracia, a senior member of JKT48 Team J.
In January 2020, Kathrina was promoted to the Academy Class A, along with 11 other trainees. She performed in various theater shows and events with the Academy members, as well as participated in some JKT48 singles, such as “Ponytail to Shushu” and “Darashinai Aishikata”.

In March 2021, JKT48 underwent a major restructuring due to the impact of the COVID-19 pandemic. All three teams of JKT48 were disbanded and the Academy was temporarily suspended. Kathrina was one of the 39 members who were selected to join the new formation of JKT48, called JKT48 New Era. She was also chosen as one of the 16 members who performed in the group’s first original single, “Rapsodi”.
As a member of JKT48 New Era, Kathrina has been involved in various activities, such as theater performances, online concerts, live streams, video calls, and social media interactions. She has also been featured in several JKT48 singles, such as “Sayonara Crawl”, “High Tension”, and “Musim yang Selanjutnya”. She is currently preparing for the group’s 12th anniversary concert, which will be held on December 23, 2023.
Valkyrie48 and Other Projects
Besides being a member of JKT48, Kathrina is also a part of Valkyrie48, a sub-unit of JKT48 that was formed in 2018. Valkyrie48 consists of six members who are interested in e-sports and gaming. They often play and stream various games, such as PUBG Mobile, Among Us, and Genshin Impact. They also collaborate with other gamers and influencers, such as Reza Arap, MiawAug, and Jess No Limit.

Kathrina is also an actress who has appeared in several web series and movies. In 2020, she starred in “A+”, a web series produced by Amazon Prime Video Indonesia, along with other JKT48 members. She played the role of Rara, a cheerful and friendly student who loves to sing and dance. In 2021, she acted in “Kisah Tanah Jawa: Merapi”, a horror movie directed by Monty Tiwa, where she played the role of Nia, a young girl who was possessed by a spirit.
Height, Weight & More
Irene was born on July 26, 2006, which makes her 17 years old as of December 8, 2023. She is one of the youngest members of JKT48 and the youngest member of Valkyrie48.
She is also the third youngest member of the ninth generation of JKT48, after Dena Natalia and Desy Natalia, who are twins born on December 16, 2005. Kathrina has a height of 163 cm (5 ft 4.1 in), which is slightly above the average height of Indonesian women.
Parents and Siblings
Irene is the daughter of Indarto Putri and his wife, whose name is unknown. She has an older sister named Stephanie Pricilla Indarto Putri, who is also a singer and a member of JKT48. Stephanie joined the group in 2017 as part of the seventh generation and is currently a member of Team J.
She is also a member of the sub-unit JKT48 Dance Project, which showcases the dance skills of the members. Kathrina and Stephanie are very close and often support each other on social media and in their activities.
Personal Life, Boyfriend & Relationship
Kathrina is known for her cute and cheerful personality. She likes to smile and laugh a lot, and often makes funny faces and gestures. She is also very friendly and sociable and gets along well with her fellow members and fans. She often calls herself “Kathrina-chan”, a Japanese honorific that denotes cuteness and affection.
Some of Kathrina’s hobbies are dancing, playing ukulele, drawing, photography, and listening to music. She loves cats and has two of them, named Mimin and Miki. She also likes Monster Inc. and Hello Kitty. Her favorite color is pink, and her favorite food is cherry. She dislikes spicy food and insects.
Kathrina is currently studying at SMA Negeri 1 Bekasi, a public high school in Bekasi. She is in the 11th grade and plans to graduate in 2023. She is a good student who excels in English and art subjects. She hopes to continue her education and pursue her dream of becoming a performer.
Kathrina is very close with Jinan Safa Safira, another member of JKT48 and Valkyrie48. They have been friends since their audition and often call themselves “CiNan”, a combination of their names. They also share a lot of common interests, such as gaming, anime, and K-pop. They are fans of BTS, Blackpink, and Twice, and often cover their songs and dances.
Kathrina has not revealed any information about her romantic relationship. She has stated that she is not interested in dating at the moment and that she wants to focus on her career and studies. She has also said that she does not have a specific type of ideal partner and that she values personality over appearance.
Kathrina Irene is a young and talented idol who is a member of JKT48 and Valkyrie48. She started her career in 2019, when she joined the Academy Class B of JKT48. She was promoted to the Academy Class A in 2020, and to the JKT48 New Era in 2021. She has performed in several JKT48 singles, such as “Rapsodi”, “Sayonara Crawl”, and “High Tension”. She is also an actress who has appeared in “A+” and “Kisah Tanah Jawa: Merapi”. She is known for her cute and cheerful personality, and her hobbies include dancing, playing ukulele, drawing, photography, and listening to music. She is close with Jinan Safa Safira, and they often call themselves “CiNan”. She is currently studying at SMA Negeri 1 Bekasi, and hopes to achieve her dream of becoming a performer.