Alternate Wars

{{Short description|1991 anthology of short stories edited by Gregory Benford and Martin H. Greenberg}}

{{Infobox book |

| name = Alternate Wars

| title_orig =

| translator =

| image = Alternate Wars.jpg

| caption = Cover of first edition

| editors = Gregory Benford
Martin H. Greenberg

| cover_artist = Paul Swendsen

| country = United States

| language = English

| series = What Might Have Been

| genre = Science fiction

| publisher = Bantam Spectra

| release_date = December 1991

| english_release_date =

| media_type = Print (paperback)

| pages = viii, 296 pp.

| isbn = 0-553-29008-8

| preceded_by = Alternate Heroes

| followed_by = Alternate Americas

}}

Alternate Wars is an anthology of alternate history science fiction short stories edited by Gregory Benford and Martin H. Greenberg as the third volume in their What Might Have Been series.{{Cite web|url=http://www.uchronia.net/label/benfwhatmi.html|title=Uchronia: What Might Have Been|website=www.uchronia.net}} It was first published in paperback by Bantam Spectra in December 1991. It was later gathered together with Alternate Americas into the omnibus anthology What Might Have Been: Volumes 3 & 4: Alternate Wars / Alternate Americas (Bantam Spectra/SFBC, December 1992).{{isfdb title|id= 33422}}

The book collects twelve novellas, novelettes and short stories by various science fiction authors, with an introduction by Benford.