In March 2025, the results of the big data analysis of the personal brand reputation of girl groups showed that IVE's Jang Wonyoung ranked first, BLACKPINK's Jennie second, and aespa's Karina third.

The Korea Corporate Reputation Research Institute analyzed the brand reputation index through participation index, media index, communication index, and community index based on consumer behavior analysis of personal brands of girl groups. This was done by extracting big data of 116,706,521 from 725 girl group members between February 16, 2025, and March 16, 2025. Compared to the personal brand big data of girl groups last February, which consisted of 133,076,312 entries, it represents a decrease of 12.30%.

The brand reputation index is an indicator created through brand big data analysis, revealing that consumers' online habits significantly influence brand consumption. Through the personal brand reputation analysis of girl groups, positive and negative evaluations of personal brands, media interest, and communication volume among consumers can be measured. The analysis of personal brand reputation of girl groups also included brand value assessment analysis to measure brand influence.

The ranking of the top 30 girl group personal brand reputations in March 2025 is as follows: IVE's Jang Wonyoung, BLACKPINK's Jennie, aespa's Karina, BLACKPINK's Rosé, IVE's Ahn Yujin, aespa's Winter, BLACKPINK's Jisoo, IVE's Liz, IVE's RAY, IVE's Lee Seo, BLACKPINK's Lisa, LE SSERAFIM's Kim Chaewon, IVE's Fall, aespa's Giselle, Hearts2Hearts' IAAN, TWICE's Dahyun, aespa's Ningning, Red Velvet's Irene, LE SSERAFIM's Sakura, TWICE's Mina, Oh My Girl's Mimi, ITZY's Yuna, Kiss of Life's Natti, Red Velvet's Wendy, Fifty Fifty's Moon Chanel, TWICE's Jeongyeon, Signature's Jiwon, Red Velvet's Seulgi, (G)I-DLE's Miyeon, and LE SSERAFIM's Hong Eunchae.

IVE's Jang Wonyoung, who recorded first place in personal brand reputation among girl groups, had a participation index of 3,767,956, a media index of 2,451,451, a communication index of 1,885,280, and a community index of 2,925,242, resulting in a brand reputation index of 11,029,929. Compared to last February's brand reputation index of 13,495,463, this represents a decrease of 18.27%.

Second place, BLACKPINK's Jennie, had a participation index of 1,116,103, a media index of 1,065,793, a communication index of 1,988,302, and a community index of 4,620,629, resulting in a brand reputation index of 8,790,827. Compared to last February's brand reputation index of 7,221,049, this represents an increase of 21.74%.

In third place, aespa's Karina had a participation index of 2,042,975, a media index of 1,847,890, a communication index of 1,222,720, and a community index of 1,780,467, resulting in a brand reputation index of 6,894,052. Compared to last February's brand reputation index of 7,692,304, this represents a decrease of 10.38%.

In fourth place, BLACKPINK's Rosé had a participation index of 894,551, a media index of 840,697, a communication index of 1,527,126, and a community index of 2,720,650, resulting in a brand reputation index of 5,983,023. Compared to last February's brand reputation index of 10,417,315, this represents a decrease of 42.57%.

In fifth place, IVE's Ahn Yujin had a participation index of 1,164,584, a media index of 1,091,095, a communication index of 1,261,948, and a community index of 1,239,264, resulting in a brand reputation index of 4,756,891. Compared to last February's brand reputation index of 5,649,447, this represents a decrease of 15.80%.

Koo Chang-hwan, the director of the Korea Corporate Reputation Research Institute, noted that "According to the March 2025 brand big data analysis, IVE's Jang Wonyoung brand recorded first place. Analyzing the personal brand category, there was a decrease of 12.30% compared to the girl group personal brand big data of 133,076,312 entries in February. Detailed analysis shows a 8.13% increase in brand consumption, a 4.69% increase in brand issues, a 24.89% decrease in brand communication, and a 15.70% decrease in brand expansion."

He added, "The top-ranked personal brand reputation of IVE's Jang Wonyoung in March 2025 showed high scores in link analysis for terms like 'bright, lovely, cute', while keyword analysis indicated high values for 'lucky biki, advertisement model, ultra-quick government official's statement.' In positive-negative ratio analysis, the positive ratio was analyzed at 93.21%."

The top 100 brands in the girl group personal brand reputation for March 2025 are as follows: IVE's Jang Wonyoung, BLACKPINK's Jennie, aespa's Karina, BLACKPINK's Rosé, IVE's Ahn Yujin, aespa's Winter, BLACKPINK's Jisoo, IVE's Liz, IVE's RAY, IVE's Lee Seo, BLACKPINK's Lisa, LE SSERAFIM's Kim Chaewon, IVE's Fall, aespa's Giselle, Hearts2Hearts' IAAN, TWICE's Dahyun, aespa's Ningning, Red Velvet's Irene, LE SSERAFIM's Sakura, TWICE's Mina, Oh My Girl's Mimi, ITZY's Yuna, Kiss of Life's Natti, Red Velvet's Wendy, Fifty Fifty's Moon Chanel, TWICE's Jeongyeon, Signature's Jiwon, Red Velvet's Seulgi, (G)I-DLE's Miyeon, LE SSERAFIM's Hong Eunchae, Red Velvet's Yeri, Oh My Girl's Yooa, Oh My Girl's Arin, Girls' Generation's Taeyeon, TWICE's Chaeyoung, Oh My Girl's Hyojung, MAMAMOO's Hwasa, Red Velvet's Joy, Girl's Day's Hyeri, ITZY's Ryujin, Apink's Jeong Eun-ji, TWICE's Momo, Baby Monster's Asa, TWICE's Nayeon, Fifty Fifty's Yewon, TWICE's Jihyo, MAMAMOO's Solar, LE SSERAFIM's Kazuha, Hearts2Hearts' Carmen, Hearts2Hearts' Jiwoo, Oh My Girl's Seunghee, EXID's Hani, TWICE's Sana, WJSN's Yeo-reum, LE SSERAFIM's Heo Yunjin, Hearts2Hearts' Yeon, Apink's Yoon Bomi, Apink's Kim Nam-joo, Apink's Park Cho-rong, I-LAND's Minju, Apink's Oh Ha-young, Fromis 9's Baek Ji-heon, Baby Monster's Ahyeon, Fromis 9's Lee Chae-young, Hearts2Hearts' Stella, I-LAND's Wonhee, Baby Monster's Luca, ITZY's Yeji, Girls' Day's Mina, Hearts2Hearts' Eina, Fifty Fifty's Hana, Oh My Girl's Jiho, Girls' Day's Yura, Kiss of Life's Bell, Fromis 9's Song Hayoung, Fromis 9's Lee Saerom, WJSN's Bona, MAMAMOO's Wheein, Hearts2Hearts' Yuha, Baby Monster's Laura, MAMAMOO's Moonbyul, ITZY's Chaeryeong, Fromis 9's Noh Ji-sun, Baby Monster's Chiquita, Fromis 9's Lee Seo-yeon, Fromis 9's Park Ji-won, Oh My Girl's Yubin, WJSN's Soobin, Fromis 9's Lee Na-gyeong, WJSN's Seola, Girls' Day's Sojin, WJSN's Dayoung, ITZY's Lia, Baby Monster's Parita, WJSN's Exy, I-LAND's Yoona, I-LAND's Mocha, Kiss of Life's Hana, Hearts2Hearts' Jueun, and Kiss of Life's Julie.

[OSEN = Reporter Jang Woo-young]