This is a list of Harlequin Romance novels released in 1998. (Main index: List of Harlequin Romance novels)
| Number | Title | Author | Date | Citations |
|---|---|---|---|---|
| Marry In Haste | Heather Allison | January 1998 | |
| Married By Mistake! | Renee Roszel | January 1998 | |
| Undercover Husband | Rebecca Winters | January 1998 | |
| The Wedding Trap | Eva Rutland | January 1998 | |
| Dash To The Altar | Ruth Jean Dale | February 1998 | |
| Marrying Mary | Betty Neels | February 1998 | |
| Bargaining With The Boss | Catherine George | February 1998 | |
| McTavish And Twins | Trisha David | February 1998 | |
| The Twenty-Four Hour Bride | Day Leclaire | March 1998 | |
| The Billionaire Date | Leigh Michaels | March 1998 | |
| Marriage On His Terms | Val Daniels | March 1998 | |
| Rachel And The Tough Guy | Jeanne Allan | March 1998 | |
| Married In A Moment | Jessica Steele | April 1998 | |
| The Playboy Assignment | Leigh Michaels | April 1998 | |
| Rent-A-Cowboy | Barbara McMahon | April 1998 | |
| Another Chance for Daddy | Patricia Knoll | April 1998 | |
| Baby In A Million | Rebecca Winters | May 1998 | |
| The Husband Project | Leigh Michaels | May 1998 | |
| One Bride Required! | Emma Richmond | May 1998 | |
| Almost A Father | Pamela Bauer and Judy | May 1998 | |
| Beresford's Bride | Margaret Way | June 1998 | |
| The Boss, The Baby And The Bride | Day Leclaire | June 1998 | |
| A Wedding In The Family | Susan Fox | June 1998 | |
| Mail-Order Mother | Kate Denton | June 1998 | |
| Birthday Bride | Jessica Hart | July 1998 | |
| A Kiss For Julie | Betty Neels | July 1998 | |
| The Bachelor And The Babies | Heather MacAllister | July 1998 | |
| Last Chance Marriage | Rosemary Gibson | July 1998 | |
| The Diamond Dad | Lucy Gordon | August 1998 | |
| Heavenly Husband | Carolyn Greene | August 1998 | |
| The Trouble With Trent | Jessica Steele | August 1998 | |
| The Million-Dollar Marriage | Eva Rutland | August 1998 | |
| Bride By Day | Rebecca Winters | September 1998 | |
| The Bartered Bride | Anne Weale | September 1998 | |
| Wanted: Perfect Wife | Barbara McMahon | September 1998 | |
| The Courting Campaign | Catherine George | September 1998 | |
| The Miracle Wife | Day Leclaire | October 1998 | |
| A Groom For Gwen | Jeanne Allan | October 1998 | |
| Temporary Girlfriend | Jessica Steele | October 1998 | |
| The Wedding Promise | Grace Green | October 1998 | |
| The Vicar's Daughter | Betty Neels | November 1998 | |
| Her Mistletoe Husband | Renee Roszel | November 1998 | |
| Be My Girl! | Lucy Gordon | November 1998 | |
| Wedding Bells | Patricia Knoll | November 1998 | |
| Ready-Made Bride | Janelle Denison | December 1998 | |
| Gabriel's Mission | Margaret Way | December 1998 | |
| One Night Before Christmas | Catherine Leigh | December 1998 | |
| Santa's Special Delivery | Val Daniels | December 1998 | |