1984 Prince
Prince led the charts in 1984. He first charted in 1978 but his biggest chart success in 1984, the number 1 album "Purple Rain (Soundtrack)" was already the 2nd biggest of his career to date in its first year of release.
https://rateyourmusic.com/release/album ... rple-rain/
And the number 1 single "When Doves Cry" was already the biggest of his career to date.
Since 1981,
The Rolling Stones' biggest chart success was the album "Tattoo You" which went to number 1 in 1981 and kept charting into 1982 and was now the 2nd biggest album of their career to date. The combined career success of The Rolling Stones and Mick Jagger's solo work, rose to 9th place overall.
https://rateyourmusic.com/release/album ... attoo-you/
Mick Jagger had a bigger hit in this period than The Rolling Stones with "State Of Shock", his solo collaboration with The Jacksons.
https://www.youtube.com/watch?v=6zCwubK5-6g
In 1984,
Barbra Streisand rose to 12th place. Her biggest success of the year was her album "Memories", which charted in each of the three years since 1981.
https://rateyourmusic.com/release/comp/ ... /memories/
Her biggest hit of the year was "Comin' In And Out Of Your Life".
https://www.youtube.com/watch?v=X5wz8_7WM6k
The monster album "Thriller" was still number 1 for 15 weeks during 1984 and charted for all 52 weeks of the year. By the end of 1984,
The Jacksons including Michael's solo work had reached 13th place overall.
Their biggest hit of 1984 was "State Of Shock", a collaboration between The Jacksons and Mick Jagger which reached number 3.
But
Michael Jackson's other solo collaboration with Paul McCartney, "Say Say Say", which had reached number 1 in 1983, remained at number 1 into 1984. The song became Michael Jackson's biggest hit single of his career to date.
https://www.youtube.com/watch?v=aLEhh_XpJ-0
Elton John had been a major artist since he first charted in 1970. His biggest chart successes to date were between 1970 and 1975, but by 1984 he became the 15th most successful artist of this period. His biggest chart success in the period 1976-1986 was his album "Too Low For Zero" which charted between 1983-1984.
https://rateyourmusic.com/release/album ... -for-zero/
His biggest single released over the period 1976-1986 was his number 1 hit duet with Kiki Dee from 1976, "Don't Go Breaking My Heart".
https://www.youtube.com/watch?v=z0qW9P-uYfM
1926 - 1984
1 Bing Crosby
2 The Beatles (& Paul McCartney)
3 Elvis Presley
4 Frank Sinatra
5 Glenn Miller & His Orchestra
6 Guy Lombardo & His Royal Canadians
7 Tommy Dorsey & His Orchestra
8 (Diana Ross &) The Supremes
9 The Rolling Stones (& Mick Jagger)
10 Perry Como
11 Benny Goodman & His Orchestra
12 Barbra Streisand
13 The Jacksons (& Michael Jackson)
14 Johnny Mathis
15 Elton John