<page_title> List of Grand Prix motorcycle racing World Champions by year </page_title> <section_title> List </section_title> <table> <cell> 1984 <col_header> Year </col_header> </cell> <cell> United States Eddie Lawson (Yamaha) <col_header> 500cc </col_header> <row_header> 1984 </row_header> </cell> </table>
In 1984, Lawson began winning regularly and won the 1984 World Championship.