Three Standing Forms

{{Short description|Sculpture in Eugene, Oregon, U.S.}}

{{Use mdy dates|date=March 2025}}

{{Infobox artwork

| title = Three Standing Forms

| image = Three-Standing-Forms-Sculpture-Eugene-Oregon.jpg

| image_size =

| alt =

| caption = The sculpture in 2015

| artist = Jan Zach

| catalogue =

| year = {{start date|1959}}

| completion_date =

| type = Sculpture

| material = Sculpture: Iron, rock
Base: Basalt, granite

| subject =

| height_imperial = 49

| width_imperial = 66

| length_imperial = 20

| diameter_imperial =

| dimensions =

| dimensions_ref =

| metric_unit = m

| imperial_unit = ft

| condition = "Treatment needed" (1993)

| city = Eugene, Oregon, United States

| museum =

| accession =

| coordinates = {{coord|44.050905|-123.091864|display=inline,title}}

| mapframe = yes

| mapframe-zoom = 13

| owner =

| preceded_by =

| followed_by =

| website =

}}

Three Standing Forms is an outdoor 1959 sculpture by Jan Zach, installed at the intersection of 8th Avenue and West Park Street, in Eugene, Oregon's Park Blocks, in the United States.