Star Awards 1998 is the 5th edition of the annual Star Awards presented by the Television Corporation of Singapore to honour its artistes who work on Channel 8. The Best Comedy Performer and Best Variety Show Host Awards were introduced to recognise excellence in non-drama categories such as sitcoms, comedy shows and variety/infotainment shows.

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Winners are listed first, highlighted in boldface. Other nominees are arranged based on chronological order of actors' showcase videos on the ceremony itself

Best Actor (最佳男主角)

• Xie Shaoguang 谢韶光 - Stand by Me 家人有约
  • Christopher Lee 李铭顺 - The Return of the Condor Heroes 神雕侠侣
  • Li Nanxing 李南星 - The New Adventures of Wisely 卫斯理传奇
  • Chew Chor Meng 周初明 - Immortal Love 不老传说
  • Terence Cao 曹国辉 - Stand by Me 家人有约

Best Actress 最佳女主角

• Huang Biren 黄碧仁 - Stand by Me 家人有约
  • Zheng Wanling 郑琬龄 - Driven by a Car 欲望街车
  • Zoe Tay 郑惠玉 - The New Adventures of Wisely 卫斯理传奇
  • Fann Wong 范文芳 - The Return of the Condor Heroes 神雕侠侣
  • Lina Ng 黄嫊方 - Living in Geylang 芽笼芽笼

Best Supporting Actor 最佳男配角

• Chen Guohua 陈国华 - Around People's Park 珍珠街坊
  • Richard Low 刘谦益 - Living in Geylang 芽笼芽笼
  • Lin Yisheng 林益盛 - The New Adventures of Wisely 卫斯理传奇
  • Zheng Geping 郑各评 - The Return of the Condor Heroes 神雕侠侣
  • Chunyu Shanshan 淳于珊珊 - Rising Expectations 长河

Best Supporting Actress 最佳女配角

• Xiang Yun 向云 - Around People's Park 珍珠街坊
  • Chen Huihui 陈慧慧 - The Guest People 客家之歌
  • Hong Huifang 洪慧芳 - Facing the Music 钢琴88
  • Kym Ng 鐘琴 - The New Adventures of Wisely 卫斯理传奇
  • Yvonne Lim 林湘萍 - The Return of the Condor Heroes 神雕侠侣

Best Drama Serial 最佳电视剧

• Stand by Me 家人有约
  • Immortal Love 不老传说
  • Driven by a Car 欲望街车
  • The Return of the Condor Heroes 神雕侠侣
  • The New Adventures of Wisely 卫斯理传奇

Best Variety Show Host 最佳综艺主持人

• Kym Ng 鐘琴 - City Beat 城人杂志
  • Guo Liang 郭亮 - 异度空间
  • Sharon Au 欧菁仙 - 群星照亮千万心之新视艺人齐献力
  • Bryan Wong 王禄江 - City Beat 城人杂志
  • Wang Yanqing 王嬿青 - 嬿青有约

Best Comedy Performer 最佳喜剧演员

• Mark Lee 李国煌 - Comedy Nite 搞笑行动
  • Jack Neo 梁智强 - Comedy Nite 搞笑行动
  • Huang Wenyong 黄文永 - Don't Worry, Be Happy 敢敢做个开心人 III
  • Chew Chor Meng 周初明 - Don't Worry, Be Happy 敢敢做个开心人 III
  • Tracer Wong 王裕香 - Don't Worry, Be Happy 敢敢做个开心人 III

Best Variety Show 最佳综艺节目

• Comedy Nite 搞笑行动