Trần Hiếu was known as a People's Artist and was an opera teacher who served as the former Dean of the Singing Department at Hanoi National Conservatory of Music.

In 1998, Hà Trần signed a contract with Youth Pictures (Hãng Phim Trẻ), which marked her beginning as a professional singer.

A series of hits from this album established her pop star status including "Purity" (Quốc Bảo), "Lời ru cho con" (Lullaby) (Xuân Phương – theme for drama of Của đề dành (Inherit)), "Tóc gió thôi bay" (Trần Tiến), "Ngày em đến" (Từ Huy) and these earned her the title "Person of The Year" among the most high-profile entertainers.

Tự họa (Self-portrait), for instance, then became another national best-selling record, which in turn opened a new chapter of her career, marked by records like: "Em vẫn như ngày xưa" (Forever young), "Dòng sông mùa thu" (River and the Fall), "Phố nghèo" (Old Town), "Tóc gió thôi bay", "Sắc màu" (Colors), "Chị tôi" (My sister), and "Thành phố trẻ" (City of the Youth).

In April, Hà's live performance in FM Blue Wave Awards made the song "Colors" a mega hit.

During 1998–2001, Hà Trần participated in many other collaborations including: Môi hồng đào 1,2,3 (Red lips); Nghe mưa 2 (Listen to the rain) (with songs composed by Bảo Chấn and Dương Thụ), Thanh Tùng Love songs 1 & 2, Vừa biết dấu yêu (Puberty), series of Quốc Bảo's albums (Ngồi hát ca bềnh bồng, Vàng son) and ứa featured in many popular concert shows such as Duyên dáng Việt Nam, Đồng Vọng Bốn Mùa, Dòng thời gian, Mai Vàng Awards, etc.

The live show was created by choreographer Quỳnh Lan, vision director Việt Tú and the stage decorator Trần Vũ Hoàng (Hà's brother).

It includes seven songs: "Nghi ngại" (Shadow of doubt), "Đừng hát tình ca du mục nữa" (Don't sing the nomad's love song), "Phía ngày nắng tắt" (Other side of sunset), "Dệt tầm gai" (Weaving Tam Gai), "Tiếc nuối" (Regret), "Ảo ảnh" (Illusion), "Nhật thực" (Solar eclipse).

Right after release, Nhật thực shocked Vietnam's music scene with its strange and new trend, including lyrics, melody, performance art and arrangement.

Nhật thực was also an important step in the career of Hà Trần, causing prominent development of her style: Stronger, Special and Diversity.

In April 2003, she suddenly appeared in the second live show of The Wall band with the song "Khám phá" (Discovery) as a female rocker.

The album included hits of Hà Trần from 1998 to 2003 which were remixed: Mùa xuân gọi, Phố nghèo, Dòng sông mùa thu, Sắc màu, Chuyện tình thảo nguyên (Trần Tiến), Lời chưa nói (Xuân Phương – theme of drama Phía trước là bầu trời), Mưa tháng giêng (Việt Hùng – Nguyễn Việt Chiến), Tình ca, Em về tóc xanh, Em về tinh khôi (Quốc Bảo), Hoa gạo (Ngọc Đại – Phan Huyền Thư)...

The album was also released in the USA under name of Sắc màu – Tình ca by Thúy Nga and was added a song Tiến thoài lưỡng nan.

In November 2005, Hà came back Vietnam to perform as main actress in the musical Mythology Night dedicated to Trinh Cong Son by Phuong Nam Film.

She sang three songs: Nắng thuỷ tinh (duet with Quang Dũng), Lời thiên thu gọi, Tự tình khúc (with 5 Dòng kẻ).

The album was an indie album and subjected to genre of ambient/trip hop/electronic, including songs of Trần Tiến (Ra ngõ mà yêu, Bình nguyên xa vắng, Mưa bay tháp cổ, Lữ khách sông Hồng and Quê nhà) and Nguyễn Xinh Xô (Giấc mơ lạ, Nước sâu).

Hà also participated in the debut album of new singer Hòa Trần by duet song Lời ru cho con (Lullaby) (Xuân Phương).

In July 2007, Hà Trần production cooperated with Thúy Nga to release album Tình ca qua thế kỷ (century of love songs).

Especially, Cô đơn (Alone) was her great performance and musician Nguyễn Ánh 9 considered Hà Trần as greatest voice for this song.

In 2009, Hà continued performing in some productions by Thúy Nga Paris By Night and travelled to Vietnam for several shows, including "Khúc giao mùa", "Bóng ai qua thềm", "Duyên Dáng Việt Nam 21", etc.

She also found time to work on some new material and collaborated with the electronic project Whodat (www.myspace.com/whodatmusic) by co-producing and singing 4 songs in English and Vietnamese.

The result was a collective album called Minimal Beasts, and in December 2009, the first single Stroma won the people's choice prize of Bài Hát Việt show in Vietnam.

In December 2013, Đỗ Bảo & Hà Trần organized a few concerts in Hanoi and Ho Chi Minh City with great success.

In February 13, 2024, Hà Trần released Những con sông ngón tay on YouTube Trấn Thành.