Who is "Tim"? This is a Beatles category.
America's first Number One hit was "A Horse With No Name" in November 1971.
I Swear but Papa Can You Hear Me was their first main commercial hit. Number 1 featuring Tinchy Stryder was their first number 1.
His first single and a number 1 on the hit parade: Runaway.
Into The Groove was her first UK number one. Holiday was her first US number one.
The name of the first album by the Hoppers was called "Danger Zone" This album hit over a billion copies all over the world and hit the number one list for 2 weeks.
Sing a Sad Song was number 19 on the charts in 1963.
Their first top ten single was "You Give Love A Bad Name". It reached number 1 on the billboard charts on 29 November 1986.
In the US, their first hit was Not Fade Away, which peaked at number 48 in May, 1964
The band's second song to reach number one (if thats what you mean by 'hit') was Livin' On A Prayer. The band's first number 1 was You Give Love A Bad Name.
their first single was love me do and their first number one hit was please please me on the UK charts.
The first UK artist to have a number one hit in the US was Vera Lynn in 1952 with Auf Wiederseh'n Sweetheart. The first UK group to have a US number one was The Tornados with Telstarin 1962
If you are speaking in hit, It would be My Name Is. If you are speaking of single, It would be Just Don't Give a F