Warwick's sister Dee Dee Warwick also had a successful singing career, scoring several notable R&B hits, including the original version of "I'm Gonna Make You Love Me" and "I Want To Be With You", from the Broadway version of the musical 'Golden Boy'.
Saudara perempuan Warwick Dee Dee Warwick juga memiliki karier menyanyi yang sukses, mencetak beberapa hits R & B yang terkenal, termasuk versi asli "I'm Gonna Make You Love Me" dan "I Want To Be With You", dari versi musikal Broadway 'Golden Boy'.