Disambiguation:Say Hello, Wave Goodbye

 may refer to:
 * Songs:
 * Say Hello, Wave Goodbye (song) – song by Soft Cell
 * Say Hello, Wave Goodbye ('91) – 1991 version of “Say Hello, Wave Goodbye” by Soft Cell and Marc Almond
 * Say Hello, Wave Goodbye (Marc Almond) – 2017 version of “Say Hello, Wave Goodbye” by Marc Almond
 * Singles:
 * Say Hello, Wave Goodbye (single) – 1982 single by Soft Cell
 * Say Hello, Wave Goodbye (flexi) – 1982 flexi single by Soft Cell, issued by Cellmates fan club
 * Say Hello Wave Goodbye '91 – 1991 single by Soft Cell and Marc Almond
 * Say Hello Wave Goodbye / Youth – 2018 Record Store Day single by Soft Cell
 * Tainted Love / Say Hello Wave Goodbye – 1987 video release by Soft Cell
 * Say Hello, Wave Goodbye: Live – 2005 reissue of 2003 live album Live
 * Say Hello, Wave Goodbye (O2 show) – 2018 live show of Soft Cell
 * Soft Cell: Say Hello, Wave Goodbye – 2019 documentary about Soft Cell
 * Say Hello Wave Goodbye: The O2 London – 2019 live album by Soft Cell
 * Say Hello Wave Goodbye: The O2 London (box set) – 2019 box set by Soft Cell
 * Say Hello Wave Goodbye: The O2 London (book) – 2019 photo book of Soft Cell