diff --git a/math/Makefile b/math/Makefile
index 6e2c159a88df..6392ae0c3cdd 100644
--- a/math/Makefile
+++ b/math/Makefile
@@ -167,6 +167,7 @@
     SUBDIR += amgcl
     SUBDIR += analitza
     SUBDIR += ann
+    SUBDIR += annoy
     SUBDIR += antic
     SUBDIR += apache-commons-math
     SUBDIR += apc
diff --git a/math/annoy/Makefile b/math/annoy/Makefile
new file mode 100644
index 000000000000..ac0bd0c37e3b
--- /dev/null
+++ b/math/annoy/Makefile
@@ -0,0 +1,27 @@
+PORTNAME=	annoy
+DISTVERSIONPREFIX=	v
+DISTVERSION=	1.17.1
+CATEGORIES=	math
+
+MAINTAINER=	yuri@FreeBSD.org
+COMMENT=	Approximate Nearest Neighbors in C++
+WWW=		https://github.com/spotify/annoy
+
+LICENSE=	APACHE20
+LICENSE_FILE=	${WRKSRC}/LICENSE
+
+USES=		cmake
+
+USE_GITHUB=	yes
+GH_ACCOUNT=	spotify
+
+PLIST_FILES=	include/annoy/annoylib.h \
+		include/annoy/kissrandom.h \
+		include/annoy/mman.h
+
+NO_ARCH=	yes
+
+do-install:
+	cd ${WRKSRC}/include && ${COPYTREE_SHARE} annoy ${STAGEDIR}${PREFIX}/include
+
+.include <bsd.port.mk>
diff --git a/math/annoy/distinfo b/math/annoy/distinfo
new file mode 100644
index 000000000000..7820871881b9
--- /dev/null
+++ b/math/annoy/distinfo
@@ -0,0 +1,3 @@
+TIMESTAMP = 1673498821
+SHA256 (spotify-annoy-v1.17.1_GH0.tar.gz) = 4f7a2f2d86d45b432de68dba06667b23d0ce2b03595d64bd5c05f42dc32e7f4b
+SIZE (spotify-annoy-v1.17.1_GH0.tar.gz) = 674087
diff --git a/math/annoy/pkg-descr b/math/annoy/pkg-descr
new file mode 100644
index 000000000000..8d40cf570d67
--- /dev/null
+++ b/math/annoy/pkg-descr
@@ -0,0 +1,4 @@
+Annoy (Approximate Nearest Neighbors Oh Yeah) is a C++ library with Python
+bindings to search for points in space that are close to a given query point.
+It also creates large read-only file-based data structures that are mmapped
+into memory so that many processes may share the same data.